Skip to main content Skip to search Skip to search results

Astronomers -- United States.

 Subject
Subject Source: Unspecified ingested source

Found in 5 Collections and/or Records:

Papers of Dorrit Hoffleit, 1906-2005

Collection Identifier: MC 529
Overview: Papers of Dorrit Hoffleit, astronomer at Harvard and Yale Universities and at the Maria Mitchell Observatory in Nantucket.

Records of Harvard College Observatory Director George Phillips Bond

Collection Identifier: UAV 630.6
Overview: The Records of Harvard College Observatory Director George Phillips Bond, consisting of correspondence and subject files, manuscript drafts, and astronomical data, chiefly document the research activities of the Harvard College Observatory from 1859 to 1865. Chronicled are observations of planets, including Mars and Jupiter; efforts to determine the brightness of stars; and the detection of comets, eclipses, and other astronomical phenomena. George Phillips Bond (1825-1865), an astronomer, was...

Records of Harvard College Observatory Director William Cranch Bond

Collection Identifier: UAV 630.2
Overview: The Records of Harvard College Observatory Director William Cranch Bond document the founding, growth, and scientific research of the Harvard College Observatory primarily from 1840 to 1859. Also chronicled is the Observatory’s participation in advances made in astronomy, stellar photography, meteorology, continental exploration, and technological improvements in astronomical instruments in the early nineteenth century. William Cranch Bond (1789-1859), American astronomer and instrument...

Records of the Harvard College Observatory Chronometric Expedition

Collection Identifier: UAV 630.349
Overview: In the mid-nineteenth century, the Chronometric Expedition was carried out by the Harvard College Observatory, under the direction of William Cranch Bond and in conjunction with the United States Coast Survey. The expedition used chronometers that were made by William Bond & Son, the Bond family's private business, to determine differences of longitude between the observatories in Cambridge, Massachusetts and Liverpool, England. The records primarily consist of notebooks, data sheets,...

Records of the Harvard College Observatory Time Service

Sub-Fonds Identifier: UAV 630.377
Overview: In 1872, under Director Joseph Winlock, the Harvard College Observatory established the world’s first public time service, which it provided as a commercial service until 1892. The Observatory sold its time service to railroads and businesses by sending hourly signals over Boston’s fire alarm system and distributing time across the region via Western Union telegraph lines; this work eventually resulted in the establishment of the country's first time zone. The Records of the Harvard College...