Collection Title,Records of the Harvard College Observatory Chronometric Expedition Collection Dates,Creation: 1845-1875 Collection Creator,Harvard College Observatory Collection Identifier,UAV 630.349 EAD ID,hua23018 Database Number,Component Title,Component Date,Start Year,End Year,Component identifier,Container info,Component type,Component creator,Digital content link,Access Note,Physical description,Level 1,Level 2 aspace_hua23018c00017,Computations and data sheets,1848-1875 and undated,1848,1875,UAV 630.349,,series,"","","","", hua23018c00111,Approximate rate of chronometers,1855,1855,"",UAV 630.349,"Box 1, Folder: 1",item,"","","","",Computations and data sheets, hua23018c00035,"Assorted calculations, [undated]",1848-1875 and undated,1848,1875,UAV 630.349,"Box 1, Folder: 2",item,"","","","",Computations and data sheets, hua23018c00096,Azimuth and collimation errors,1855,1855,"",UAV 630.349,"Box 1, Folder: 3",item,"","","","",Computations and data sheets, hua23018c00115,Catalog of standard stars,1850,1850,"",UAV 630.349,"Box 1, Folder: 4",item,"","","","",Computations and data sheets, hua23018c00180,Chronometric Expedition intervals of wires [and chronometer data],1849-1855,1849,1855,UAV 630.349,"Box 23, Folder: 1",item,"","","","",Computations and data sheets, hua23018c00166,Chronometric Expedition of 1855 coefficients...and level errors of stars observed at Liverpool,[circa 1855],1855,"",UAV 630.349,"Box 24, Folder: 1",item,"","","","",Computations and data sheets, hua23018c00179,"Chronometric Expedition of 1855 results of temperature trials, Liverpool Observatory",[circa 1855],1855,"",UAV 630.349,"Box 23, Folder: 2",item,"","","","",Computations and data sheets, aspace_hua23018c00020,Cluster in Hercules,1848-1850,1848,1850,UAV 630.349,"Box 1, Folder: 5",item,"","","","",Computations and data sheets, hua23018c00089,"Comparison of chronometers, Cambridge",1862-1865,1862,1865,UAV 630.349,"Box 1, Folder: 6",item,"","","","",Computations and data sheets, hua23018c00177,"Comparison of chronometers, Liverpool Observatory",1854-1855,1854,1855,UAV 630.349,"Box 23, Folder: 3",item,"","","","",Computations and data sheets, hua23018c00118,"Comparison of chronometers, Liverpool Observatory",1855,1855,"",UAV 630.349,"Box 1, Folder: 7",item,"","","","",Computations and data sheets, hua23018c00167,"Comparison of chronometers, Liverpool Observatory",1855,1855,"",UAV 630.349,"Box 24, Folder: 2",item,"","","","",Computations and data sheets, hua23018c00174,"Comparisons and rates of chronometers, Liverpool Observatory",1849,1849,"",UAV 630.349,"Box 23, Folder: 4",item,"","","","",Computations and data sheets, hua23018c00170,"Comparisons and rates of chronometers, Liverpool Observatory",1851,1851,"",UAV 630.349,"Box 23, Folder: 5",item,"","","","",Computations and data sheets, hua23018c00169,"Comparisons of clocks and chronometers, Liverpool Observatory",1849-1851,1849,1851,UAV 630.349,"Box 23, Folder: 6",item,"","","","",Computations and data sheets, hua23018c00088,Comparisons of thermometers,1855,1855,"",UAV 630.349,"Box 1, Folder: 8",item,"","","","",Computations and data sheets, hua23018c00173,Comparisons of thermometers and chronometers,[circa 1850s],1850,1859,UAV 630.349,"Box 23, Folder: 7",item,"","","","",Computations and data sheets, hua23018c00102,"Equations between the azimuth, collimation, and clock errors",1849,1849,"",UAV 630.349,"Box 1, Folder: 9",item,"","","","",Computations and data sheets, hua23018c00110,Equations for marks,1849-1852,1849,1852,UAV 630.349,"Box 2, Folder: 1",item,"","","","",Computations and data sheets, hua23018c00098,"Errors and rate of E.C., Cambridge",1855,1855,"",UAV 630.349,"Box 2, Folder: 2",item,"","","","",Computations and data sheets, hua23018c00178,"Errors of chronometers, Liverpool",1855,1855,"",UAV 630.349,"Box 23, Folder: 8",item,"","","","",Computations and data sheets, hua23018c00101,"Errors, rate, and exposure",1855,1855,"",UAV 630.349,"Box 2, Folder: 3",item,"","","","",Computations and data sheets, hua23018c00094,"Errors, rate, and exposure by star transits, Liverpool",1855,1855,"",UAV 630.349,"Box 2, Folder: 4",item,"","","","",Computations and data sheets, hua23018c00099,"Errors, rate, and exposure of M.T.C., Cambridge",1855,1855,"",UAV 630.349,"Box 2, Folder: 5",item,"","","","",Computations and data sheets, hua23018c00086,"Interpolated values, Cambridge",1849-1851,1849,1851,UAV 630.349,"Box 2, Folder: 6",item,"","","","",Computations and data sheets, hua23018c00119,"Interpolated values, Cambridge",1851,"","",UAV 630.349,"Box 3, Folder: 1",item,"","","","",Computations and data sheets, hua23018c00109,Intervals of wires,"April 27, 1855",1855-04-27,"",UAV 630.349,"Box 3, Folder: 2",item,"","","","",Computations and data sheets, hua23018c00116,Intervals of wires of transit circle,1849-1851,1849,1851,UAV 630.349,"Box 3, Folder: 3",item,"","","","",Computations and data sheets, hua23018c00085,Liverpool,1849,"","",UAV 630.349,"Box 3, Folder: 4",item,"","","","",Computations and data sheets, hua23018c00090,Liverpool and Harvard,1849,1849,"",UAV 630.349,"Box 3, Folder: 5",item,"","","","",Computations and data sheets, hua23018c00087,Longitudes,1849-1855,1849,1855,UAV 630.349,"Box 3, Folder: 6",item,"","","","",Computations and data sheets, hua23018c00103,Measures of marks,1849-1851,1849,1851,UAV 630.349,"Box 3, Folder: 7",item,"","","","",Computations and data sheets, hua23018c00105,"Measure of marks, revised",1849-1852,1849,1852,UAV 630.349,"Box 3, Folder: 8",item,"","","","",Computations and data sheets, hua23018c00176,[Paper fragments],1849-1854,1849,1854,UAV 630.349,"Box 23, Folder: 9",item,"","","","",Computations and data sheets, hua23018c00112,Personal equations by electric method,1854-1855,1854,1855,UAV 630.349,"Box 3, Folder: 9",item,"","","","",Computations and data sheets, aspace_hua23018c00021,Polar star tables,[1865],1865,1865,UAV 630.349,"Box 4, Folder: 1",item,"","","","",Computations and data sheets, aspace_hua23018c00022,Polar star tables,1875,1875,1875,UAV 630.349,"Box 4, Folder: 2",item,"","","","",Computations and data sheets, hua23018c00104,Probable error of ordinary comparisons,1851-1853,1851,1853,UAV 630.349,"Box 4, Folder: 3",item,"","","","",Computations and data sheets, hua23018c00095,Revision of clock errors for dates of arrival and departure of chronometers,1855,1855,"",UAV 630.349,"Box 4, Folder: 4",item,"","","","",Computations and data sheets, hua23018c00100,Solution of azimuth equations,1849-1851,1849,1851,UAV 630.349,"Box 4, Folder: 5",item,"","","","",Computations and data sheets, hua23018c00117,"Table of values of the azimuth collimation and level errors, [undated]",1848-1875 and undated,1848,1875,UAV 630.349,"Box 4, Folder: 6",item,"","","","",Computations and data sheets, hua23018c00097,"Tables for computing azimuth, collimation, and level errors from 1849-1851",1849-1852,1849,1852,UAV 630.349,"Box 4, Folder: 7",item,"","","","",Computations and data sheets, hua23018c00107,"Tables, weights, and probable errors",1849-1855,1849,1855,UAV 630.349,"Box 4, Folder: 8",item,"","","","",Computations and data sheets, hua23018c00036,Temperature,1855,1855,"",UAV 630.349,"Box 4, Folder: 9",item,"","","","",Computations and data sheets, hua23018c00037,Temperature readings,1855,1855,"",UAV 630.349,"Box 5, Folder: 1",item,"","","","",Computations and data sheets, hua23018c00108,Test of solution of equations by least squares,1849-1852,1849,1852,UAV 630.349,"Box 5, Folder: 2",item,"","","","",Computations and data sheets, hua23018c00106,Transits of standard stars,1849-1851,"","",UAV 630.349,"Box 5, Folder: 3",item,"","","","",Computations and data sheets, hua23018c00093,Value of a revolution of micrometer of the Cambridge transit circle,1848-1852,1848,1852,UAV 630.349,"Box 5, Folder: 4",item,"","","","",Computations and data sheets, aspace_hua23018c00001,Correspondence and notes,1849-1856,1849,1856,UAV 630.349,,series,"","","","", , aspace_hua23018c00002,Correspondence,1849,1849,1849,UAV 630.349,"Box 6, Folder: 1",item,"","","","",Correspondence and notes, aspace_hua23018c00003,Correspondence,1849,"","",UAV 630.349,"Box 6, Folder: 2",item,"","","","",Correspondence and notes, hua23018c00025,Notes,1849,1849,"",UAV 630.349,"Box 6, Folder: 3",item,"","","","",Correspondence and notes, aspace_hua23018c00010,Correspondence,1850,1850,1850,UAV 630.349,"Box 6, Folder: 4",item,"","","","",Correspondence and notes, aspace_hua23018c00011,Correspondence,1851,1851,1851,UAV 630.349,"Box 6, Folder: 5",item,"","","","",Correspondence and notes, aspace_hua23018c00012,Correspondence,1852,1852,1852,UAV 630.349,"Box 6, Folder: 6",item,"","","","",Correspondence and notes, aspace_hua23018c00013,Correspondence,1853,1853,1853,UAV 630.349,"Box 6, Folder: 7",item,"","","","",Correspondence and notes, aspace_hua23018c00014,Correspondence,1854,1854,1854,UAV 630.349,"Box 6, Folder: 8",item,"","","","",Correspondence and notes, aspace_hua23018c00015,Correspondence,1855,1855,1855,UAV 630.349,"Box 6, Folder: 9",item,"","","","",Correspondence and notes, aspace_hua23018c00016,Correspondence,1856,"","",UAV 630.349,"Box 6, Folder: 10",item,"","","","",Correspondence and notes, aspace_hua23018c00023,Notebooks,1849-1855,1849,1855,UAV 630.349,,series,"","","","", , hua23018c00076,Chronometric comparisons,1849-1855,1849,1855,UAV 630.349,,subseries,"","","","",Notebooks, hua23018c00044,Chronometric comparisons,1849,1849,"",UAV 630.349,"Box 7, Folder: 1",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00045,Chronometric comparisons,1849-1850,1849,1850,UAV 630.349,"Box 7, Folder: 2",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00048,Chronometric comparisons,1850-1851,1850,1851,UAV 630.349,"Box 7, Folder: 3",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00046,Chronometric comparisons,1851,1851,"",UAV 630.349,"Box 7, Folder: 4",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00049,Chronometric comparisons,1851,"","",UAV 630.349,"Box 7, Folder: 5",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00051,Chronometric comparisons,1851,1851,"",UAV 630.349,"Box 7, Folder: 6",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00047,Chronometric comparisons,1851-1852,1851,1852,UAV 630.349,"Box 7, Folder: 7",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00038,Chronometric comparisons,1855,1855,"",UAV 630.349,"Box 7, Folder: 8",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00073,Chronometric comparisons,1855,1855,"",UAV 630.349,"Box 7, Folder: 9",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00079,"Chronometric comparisons, Cambridge",1855,1855,"",UAV 630.349,"Box 7, Folder: 10",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00050,Personal equations and chronometric comparisons on ship board,1851,1851,"",UAV 630.349,"Box 7, Folder: 11",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00042,Steamship America chronometric comparisons,1851,1851,"",UAV 630.349,"Box 7, Folder: 12",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00070,Steamship Asia chronometric comparisons,1855,1855,"",UAV 630.349,"Box 8, Folder: 1",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00041,United States Coast Survey chronometric comparisons,1855,1855,"",UAV 630.349,"Box 8, Folder: 2",item,"","","","",Notebooks,Chronometric comparisons, hua23018c00077,Liverpool notebooks,1855,1855,"",UAV 630.349,,subseries,"","","","",Notebooks, , hua23018c00082,Liverpool chronometric comparisons,July 1855,1855,"",UAV 630.349,"Box 8, Folder: 3",item,"","","","",Notebooks,Liverpool notebooks, hua23018c00083,"Liverpool chronometric comparisons, III Voyage",July-August 1855,1855,"",UAV 630.349,"Box 8, Folder: 4",item,"","","","",Notebooks,Liverpool notebooks, hua23018c00075,"Liverpool chronometric comparisons, III Voyage",September-October 1855,1855,"",UAV 630.349,"Box 8, Folder: 5",item,"","","","",Notebooks,Liverpool notebooks, hua23018c00074,"Liverpool transits, II Voyage",August 1855,1855,"",UAV 630.349,"Box 8, Folder: 6",item,"","","","",Notebooks,Liverpool notebooks, hua23018c00071,Liverpool transits,1855,1855,"",UAV 630.349,"Box 8, Folder: 7",item,"","","","",Notebooks,Liverpool notebooks, hua23018c00072,Liverpool voyages,1855,1855,"",UAV 630.349,"Box 8, Folder: 8",item,"","","","",Notebooks,Liverpool notebooks, hua23018c00120,Other notebooks,"1849, 1855",1849,1855,UAV 630.349,,subseries,"","","","",Notebooks, , hua23018c00039,Longitudinal comparisons,1855,1855,"",UAV 630.349,"Box 9, Folder: 1",item,"","","","",Notebooks,Other notebooks, aspace_hua23018c00024,Return voyage observations,1855,1855,1855,UAV 630.349,"Box 9, Folder: 2",item,"","","","",Notebooks,Other notebooks, hua23018c00084,Temperature comparisons,May 1855,1855,"",UAV 630.349,"Box 9, Folder: 3",item,"","","","",Notebooks,Other notebooks, hua23018c00081,Temperature comparisons,1855,1855,"",UAV 630.349,"Box 9, Folder: 4",item,"","","","",Notebooks,Other notebooks, hua23018c00080,Temperature comparisons,1855,1855,"",UAV 630.349,"Box 9, Folder: 5",item,"","","","",Notebooks,Other notebooks, hua23018c00040,Temperature trials,1855,1855,"",UAV 630.349,"Box 9, Folder: 6",item,"","","","",Notebooks,Other notebooks, hua23018c00078,United States Coast Survey memoranda for computations,1855,1855,"",UAV 630.349,"Box 9, Folder: 7",item,"","","","",Notebooks,Other notebooks, hua23018c00043,United States Coast Survey planning memoranda and papers,1849,1849,"",UAV 630.349,"Box 9, Folder: 8",item,"","","","",Notebooks,Other notebooks, hua23018c00059,"Reports, data, and memoranda",1845-1855 and undated,1845,1855,UAV 630.349,,series,"","","","", , , hua23018c00175,"An examination of the effect of temperature upon the chronometric determination of the longitude of a ship at sea [and Bowditch letter, map, newspaper clippings, and notes]",1854,1854,"",UAV 630.349,"Box 24, Folder: 3",item,"","","","","Reports, data, and memoranda", , hua23018c00062,Assorted notes,1847-1855 and undated,1847,1855,UAV 630.349,"Box 10, Folder: 1",item,"","","","","Reports, data, and memoranda", , hua23018c00060,Assorted notes,1849-1852 and undated,1849,1852,UAV 630.349,"Box 10, Folder: 2",item,"","","","","Reports, data, and memoranda", , hua23018c00061,Blank forms,undated,"","",UAV 630.349,"Box 10, Folder: 3",item,"","","","","Reports, data, and memoranda", , hua23018c00064,Chronometric differences of longitudes,1845-1848,1845,1848,UAV 630.349,"Box 10, Folder: 4",item,"","","","","Reports, data, and memoranda", , hua23018c00067,Chronometric Expedition signs,undated,"","",UAV 630.349,"Box 10, Folder: 5",item,"","","","","Reports, data, and memoranda", , hua23018c00114,Dates of arrivals and departures of chronometers,1849,1849,"",UAV 630.349,"Box 5, Folder: 5",item,"","","","","Reports, data, and memoranda", , hua23018c00171,Examples of the effect which may be produced in deducing the longitude at sea from chronometers when they are exposed to extreme temperatures,December 1854,1854-12,"",UAV 630.349,"Box 24, Folder: 4",item,"","","","","Reports, data, and memoranda", , hua23018c00172,Graphic interpolation,1854,1854,"",UAV 630.349,"Box 24, Folder: 5",item,"","","","","Reports, data, and memoranda", , hua23018c00069,Memoranda on the U.S. Coast Survey Chronometric Expedition of 1851,1850-1852,1850,1852,UAV 630.349,"Box 10, Folder: 6",item,"","","","","Reports, data, and memoranda", , hua23018c00066,Memorandum on the U.S. Coast Survey Chronometric Expedition of 1855,1855,1855,"",UAV 630.349,"Box 10, Folder: 7",item,"","","","","Reports, data, and memoranda", , hua23018c00092,"Program of publication of results of the Chronometric Expeditions of 1849, 1850, and 1851",1854,1854,"",UAV 630.349,"Box 5, Folder: 6",item,"","","","","Reports, data, and memoranda", , hua23018c00065,Receipts on accounts of computations,1853-1854,1853,1854,UAV 630.349,"Box 10, Folder: 8",item,"","","","","Reports, data, and memoranda", , hua23018c00165,"Report, Chronometric Expedition of 1855",[circa 1855],1855,"",UAV 630.349,"Box 24, Folder: 6",item,"","","","","Reports, data, and memoranda", , hua23018c00168,"Report, Chronometric Expedition of 1855",[circa 1855],1855,"",UAV 630.349,"Box 24, Folder: 7",item,"","","","","Reports, data, and memoranda", , hua23018c00113,Report on the computation of the results of the Chronometric Expedition of 1855 ,1845-1855 and undated,1845,1855,UAV 630.349,"Box 5, Folder: 7",item,"","","","","Reports, data, and memoranda", , hua23018c00063,Reports,1851-1853,1851,1853,UAV 630.349,"Box 10, Folder: 9",item,"","","","","Reports, data, and memoranda", , hua23018c00068,Title pages for chronometric expedition publication,1855,1855,"",UAV 630.349,"Box 10, Folder: 10",item,"","","","","Reports, data, and memoranda", , aspace_hua23018c00018,United States Coast Survey data sheets,1849-1855 and [undated],1849,1855,UAV 630.349,,series,"","","","", , , aspace_hua23018c00019,"Azimuth, collimation, and level errors, Cambridge",1849,1849,"",UAV 630.349,"Box 11, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00124,"Azimuth, collimation, and level errors, Cambridge",1850,1850,"",UAV 630.349,"Box 11, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00125,"Azimuth, collimation, and level errors, Cambridge",1851,1851,"",UAV 630.349,"Box 11, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00126,"Azimuth, collimation, and level errors, Cambridge",1852,1852,"",UAV 630.349,"Box 11, Folder: 4",item,"","","","",United States Coast Survey data sheets, , hua23018c00122,"Comparison of chronometers, Boston",1851,1851,"",UAV 630.349,"Box 11, Folder: 5",item,"","","","",United States Coast Survey data sheets, , hua23018c00123,"Comparison of chronometers, Boston Harbor",1849,1849,"",UAV 630.349,"Box 11, Folder: 6",item,"","","","",United States Coast Survey data sheets, , hua23018c00030,"Comparison of chronometers, Cambridge",1849,1849,"",UAV 630.349,"Box 12, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00127,"Comparison of chronometers, Cambridge",1849,1849,"",UAV 630.349,"Box 12, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00128,"Comparison of chronometers, Cambridge",1849,1849,"",UAV 630.349,"Box 12, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00129,"Comparison of chronometers, Cambridge",1849,1849,"",UAV 630.349,"Box 12, Folder: 4",item,"","","","",United States Coast Survey data sheets, , hua23018c00130,"Comparison of chronometers, Cambridge",1849,1849,"",UAV 630.349,"Box 12, Folder: 5",item,"","","","",United States Coast Survey data sheets, , hua23018c00031,"Comparison of chronometers, Cambridge",1850,1850,"",UAV 630.349,"Box 13, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00131,"Comparison of chronometers, Cambridge",1850,1850,"",UAV 630.349,"Box 13, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00132,"Comparison of chronometers, Cambridge",1851,1851,"",UAV 630.349,"Box 13, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00133,"Comparison of chronometers, Cambridge",1851,1851,"",UAV 630.349,"Box 13, Folder: 4",item,"","","","",United States Coast Survey data sheets, , hua23018c00134,"Comparison of chronometers, Cambridge",1851,1851,"",UAV 630.349,"Box 13, Folder: 5",item,"","","","",United States Coast Survey data sheets, , hua23018c00135,"Comparison of chronometers, Cambridge",1851,1851,"",UAV 630.349,"Box 13, Folder: 6",item,"","","","",United States Coast Survey data sheets, , hua23018c00034,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 14, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00136,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 14, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00137,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 14, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00138,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 14, Folder: 4",item,"","","","",United States Coast Survey data sheets, , hua23018c00139,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 14, Folder: 5",item,"","","","",United States Coast Survey data sheets, , hua23018c00121,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 15, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00140,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 15, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00141,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 15, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00142,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 15, Folder: 4",item,"","","","",United States Coast Survey data sheets, , hua23018c00143,"Comparison of chronometers, Cambridge",1855,1855,"",UAV 630.349,"Box 15, Folder: 5",item,"","","","",United States Coast Survey data sheets, , hua23018c00029,"Comparison of chronometers, Liverpool",1849,1849,"",UAV 630.349,"Box 16, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00144,"Comparison of chronometers, Liverpool",1849,1849,"",UAV 630.349,"Box 16, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00145,"Comparison of chronometers, Liverpool",1850,1850,"",UAV 630.349,"Box 16, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00147,"Comparison of chronometers, Liverpool",1851,1851,"",UAV 630.349,"Box 16, Folder: 4",item,"","","","",United States Coast Survey data sheets, , hua23018c00148,"Comparison of chronometers, Liverpool",1855,1855,"",UAV 630.349,"Box 16, Folder: 5",item,"","","","",United States Coast Survey data sheets, , hua23018c00033,"Comparison of chronometers, Steamship America",1851,1851,"",UAV 630.349,"Box 17, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00149,"Comparison of chronometers, Steamship America",1851,1851,"",UAV 630.349,"Box 17, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00032,Computation of longitudes,1849,1849,"",UAV 630.349,"Box 18, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00153,Computation of longitudes,1851,1851,"",UAV 630.349,"Box 18, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00152,Computation of longitudes,1851,1851,"",UAV 630.349,"Box 18, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00150,Computation of longitudes,1855,1855,"",UAV 630.349,"Box 18, Folder: 4",item,"","","","",United States Coast Survey data sheets, , hua23018c00151,Computation of longitudes,1855,1855,"",UAV 630.349,"Box 18, Folder: 5",item,"","","","",United States Coast Survey data sheets, , hua23018c00027,Reduction from sidereal to mean solar time,1855,1855,"",UAV 630.349,"Box 19, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00154,"Reduction from sidereal to mean solar time, Cambridge",1849-1851,1849,1851,UAV 630.349,"Box 19, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00155,"Reduction from sidereal to mean solar time, Liverpool",1849-1855,1849,1855,UAV 630.349,"Box 19, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00026,"Reduction of transits, Cambridge",1849,1849,"",UAV 630.349,"Box 20, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00157,"Reduction of transits, Cambridge",1849,1849,"",UAV 630.349,"Box 20, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00158,"Reduction of transits, Cambridge",1850,1850,"",UAV 630.349,"Box 20, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00159,"Reduction of transits, Cambridge",1851,1851,"",UAV 630.349,"Box 20, Folder: 4",item,"","","","",United States Coast Survey data sheets, , hua23018c00160,"Reduction of transits, Cambridge",1851,1851,"",UAV 630.349,"Box 20, Folder: 5",item,"","","","",United States Coast Survey data sheets, , hua23018c00161,"Reduction of transits, Cambridge",1855,1855,"",UAV 630.349,"Box 21, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00162,"Reduction of transits, Cambridge",1855,1855,"",UAV 630.349,"Box 21, Folder: 2",item,"","","","",United States Coast Survey data sheets, , hua23018c00163,"Reduction of transits, Cambridge",1855,1855,"",UAV 630.349,"Box 21, Folder: 3",item,"","","","",United States Coast Survey data sheets, , hua23018c00164,"Reduction of transits, Cambridge",1855,1855,"",UAV 630.349,"Box 21, Folder: 4",item,"","","","",United States Coast Survey data sheets, , hua23018c00028,"Reduction of transits, Liverpool",1849-1851,1849,1851,UAV 630.349,"Box 22, Folder: 1",item,"","","","",United States Coast Survey data sheets, , hua23018c00156,"Reduction of transits, Liverpool",1855,1855,"",UAV 630.349,"Box 22, Folder: 2",item,"","","","",United States Coast Survey data sheets, ,