Box 23
Container
Contains 12 Results:
Comparison of Sun Spot Positions with Greenwich, 1903-08-06 - 1908-11-28
File — Box: 23, 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:
1903-08-06 - 1908-11-28
Spectroheliograms - #2682-#3240, Dec. 22, 1908; April 20, 1908
File — Box: 23, 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:
Dec. 22, 1908; April 20, 1908
Rumford Spectroheliograms, 1903 - 1904
File — Box: 23, 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:
1903 - 1904
Rumford Spectroheliograms, 1908
File — Box: 23, 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:
1908
Spectroheliograms, 1906
File — Box: 23, 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:
1906
Spectroheliograms-unidentified, undated
File — Box: 23, 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:
undated
Method of Measurement and Reduction of Parallax Plates, undated
File — Box: 23, 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:
undated
Method of Determining the Value of Comparison Stars on a Parallax Field, undated
File — Box: 23, 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:
undated
Computation Notes, undated
File — Box: 23, 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:
undated
Approval List for Measurement, undated
File — Box: 23, 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:
undated
Plate Measuring Apparatus, undated
File — Box: 23, 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:
undated
Plate Readings, 1903-08-06 - 1908-11-28
File — Box: 23, 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:
1903-08-06 - 1908-11-28