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Box 25

 Container

Contains 14 Results:

Parallax Measurements, Ending 1918

 File — Box: 25, 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: Ending 1918

Parallax Measurements, 1918,1923,1928

 File — Box: 25, 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: 1918,1923,1928

Parallax Measurements, 1918,1924,1927

 File — Box: 25, Folder: 3
Identifier: Folder 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: 1918,1924,1927

Parallax Measurements, 1918,1927

 File — Box: 25, Folder: 4
Identifier: Folder 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: 1918,1927

Parallax Measurements, 1921,1922,1924,1927

 File — Box: 25, Folder: 5
Identifier: Folder 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: 1921,1922,1924,1927

Parallax Measurements, 1920,1921

 File — Box: 25, Folder: 6
Identifier: Folder 6
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: 1920,1921

Parallax Measurements, 1920, 1926

 File — Box: 25, Folder: 7
Identifier: Folder 7
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: 1920, 1926

Parallax Measurements, 1920, 1922, 1929

 File — Box: 25, Folder: 8
Identifier: Folder 8
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: 1920, 1922, 1929

Parallax Measurements, 1920

 File — Box: 25, Folder: 9
Identifier: Folder 9
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: 1920

Parallax Measurements, 1920, 1926

 File — Box: 25, Folder: 10
Identifier: Folder 10
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: 1920, 1926

Parallax Measurements, 1920, 1921

 File — Box: 25, Folder: 11
Identifier: Folder 11
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: 1920, 1921

Parallax Measurements, 1920,1921,1922,1926

 File — Box: 25, Folder: 12
Identifier: Folder 12
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: 1920,1921,1922,1926

Parallax Measurements, 1920,1921

 File — Box: 25, Folder: 13
Identifier: Folder 13
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: 1920,1921

Parallax Measurements, 1920

 File — Box: 25, Folder: 14
Identifier: Folder 14
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: 1920