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Box 22

 Container

Contains 7 Results:

Spectroheliograms - #1411-1695, 1904-12-13 - 1905-06-24

 File — Box: 22, Folder: 1
Identifier: Folder 1
Scope and Contents From the Collection: The records of the Dearborn Observatory fill fifty-four boxes and thirteen oversize folders. The records span the years 1863-1967, although the bulk dates from 1863-1941. The records consist almost entirely of observational data gathered by astronomers using Dearborn's 18½ inch refracting telescope or its meridian circle, calculations performed on the data, and the results of such investigations. Six folders of clippings, reports, and miscellaneous correspondence precede the observational...
Dates: 1904-12-13 - 1905-06-24

Spectroheliograms - #2432 -2520, 1907-08-07 - 1907-12-20

 File — Box: 22, Folder: 2
Identifier: Folder 2
Scope and Contents From the Collection: The records of the Dearborn Observatory fill fifty-four boxes and thirteen oversize folders. The records span the years 1863-1967, although the bulk dates from 1863-1941. The records consist almost entirely of observational data gathered by astronomers using Dearborn's 18½ inch refracting telescope or its meridian circle, calculations performed on the data, and the results of such investigations. Six folders of clippings, reports, and miscellaneous correspondence precede the observational...
Dates: 1907-08-07 - 1907-12-20

Instrument Printing Chronograph, 1904-12-20 - 1908-12-30

 File — Box: 22, Volume: 1
Identifier: Volume 1
Scope and Contents From the Collection: The records of the Dearborn Observatory fill fifty-four boxes and thirteen oversize folders. The records span the years 1863-1967, although the bulk dates from 1863-1941. The records consist almost entirely of observational data gathered by astronomers using Dearborn's 18½ inch refracting telescope or its meridian circle, calculations performed on the data, and the results of such investigations. Six folders of clippings, reports, and miscellaneous correspondence precede the observational...
Dates: 1904-12-20 - 1908-12-30

Instrument Battery Experiments - Photography, 1884-04-19 - 1887-05-01

 File — Box: 22, Volume: 2
Identifier: Volume 2
Scope and Contents From the Collection: The records of the Dearborn Observatory fill fifty-four boxes and thirteen oversize folders. The records span the years 1863-1967, although the bulk dates from 1863-1941. The records consist almost entirely of observational data gathered by astronomers using Dearborn's 18½ inch refracting telescope or its meridian circle, calculations performed on the data, and the results of such investigations. Six folders of clippings, reports, and miscellaneous correspondence precede the observational...
Dates: 1884-04-19 - 1887-05-01

Observations - General, 1933-09-14 - 1934-01-26

 File — Box: 22, Volume: 3
Identifier: Volume 3
Scope and Contents From the Collection: The records of the Dearborn Observatory fill fifty-four boxes and thirteen oversize folders. The records span the years 1863-1967, although the bulk dates from 1863-1941. The records consist almost entirely of observational data gathered by astronomers using Dearborn's 18½ inch refracting telescope or its meridian circle, calculations performed on the data, and the results of such investigations. Six folders of clippings, reports, and miscellaneous correspondence precede the observational...
Dates: 1933-09-14 - 1934-01-26

Observations - General, 1934-01-29 - 1934-02-16

 File — Box: 22, Volume: 4
Identifier: Volume 4
Scope and Contents From the Collection: The records of the Dearborn Observatory fill fifty-four boxes and thirteen oversize folders. The records span the years 1863-1967, although the bulk dates from 1863-1941. The records consist almost entirely of observational data gathered by astronomers using Dearborn's 18½ inch refracting telescope or its meridian circle, calculations performed on the data, and the results of such investigations. Six folders of clippings, reports, and miscellaneous correspondence precede the observational...
Dates: 1934-01-29 - 1934-02-16

Observations - General, undated

 File — Box: 22, Volume: 5
Identifier: Volume 5
Scope and Contents From the Collection: The records of the Dearborn Observatory fill fifty-four boxes and thirteen oversize folders. The records span the years 1863-1967, although the bulk dates from 1863-1941. The records consist almost entirely of observational data gathered by astronomers using Dearborn's 18½ inch refracting telescope or its meridian circle, calculations performed on the data, and the results of such investigations. Six folders of clippings, reports, and miscellaneous correspondence precede the observational...
Dates: undated