Astronomical clocks -- United States.
Subject
Subject Source: Library of Congress Subject Headings
Found in 5 Collections and/or Records:
Clock Errors, 1878 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
File:
Time Service, Clock Errors, and Other Instrument Readings
Item — Box 75Identifier: KG11365-6, phaedra1790
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Clock Errors, Instrumental Constants, 1871/1872 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
File:
Time Service, Clock Errors, and Other Instrument Readings
Item — Box 70Identifier: KG11365-6, phaedra1678
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Error of Sidereal Clock, 1908 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
File:
Time Service, Clock Errors, and Other Instrument Readings
/
File:
Error of Sidereal Clock
Item — Box 74Identifier: KG11365-6, phaedra1780
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Time Service (Clock Errors), 1879 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
File:
Time Service, Clock Errors, and Other Instrument Readings
/
File:
Time Service
Item — Box 74Identifier: KG11365-6, phaedra1789
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...
Time Service, Clock Errors and Russian Transit, 1877 Digital
FOUND IN:
Wolbach Archives, Wolbach Library, Harvard University
/
Collection:
Harvard College Observatory observations, logs, instrument readings, and calculations
/
Series:
Variable Stars, Meridian Circle Work, and The Beginning of the Pickering Administration
/
File:
Time Service, Clock Errors, and Other Instrument Readings
Item — Box 75Identifier: KG11365-6, phaedra1798
Scope and Contents:
This series contains astronomical observations, data calculations, and administrative notes from the beginning of Edward Pickering’s tenure as Director of the Harvard College Observatory with the bulk of the materials dating from 1870 to 1905. The notebooks in this series feature early efforts in variable star analysis and meridian circle work, including HCO efforts to contribute zone measurements to contemporary revisions of the Bonn Durchmusterung. Additional records in this series...