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Folder 12 Keeler, James Edward, 1891-1898. Director of the Allegheny Observatory.

Container:
Box 38 of 192
Type:
Archival materials
Collection Citation:
Smithsonian Institution Archives, Record Unit 31, Smithsonian Institution, Office of the Secretary, Correspondence
See more items in:
Correspondence
Correspondence / Series 1: General Incoming Correspondence, 1888-1927. Arranged Alphabetically. / Box 38
Archival Repository:
Smithsonian Institution Archives
EDAN-URL:
ead_component:sova-sia-faru0031-refidd1e5949

Langley Aerodrome Number 5

Manufacturer:
Smithsonian Institution  Search this
Materials:
Wood, silk, steel tubing, steel wires, copper alloys, cord
Dimensions:
Other: 4 ft. 1 in. × 15 ft. 8 in. × 13 ft. 8 in. (124.5 × 477.5 × 416.6cm)
3-D: 11.3kg (25lb.)
Type:
CRAFT-Aircraft
Country of Origin:
United States of America
Date:
1896
Credit Line:
Transferred from the Smithsonian Institution to the United States National Museum
Inventory Number:
A19050001000
Restrictions & Rights:
CC0
See more items in:
National Air and Space Museum Collection
Location:
National Air and Space Museum in Washington, DC
Exhibition:
Early Flight
Data Source:
National Air and Space Museum
GUID:
http://n2t.net/ark:/65665/nv938196f32-a24c-4396-b441-2f691f9c5248
EDAN-URL:
edanmdm:nasm_A19050001000
Online Media:

Langley Quarter-scale Aerodrome

Manufacturer:
Smithsonian Institution  Search this
Materials:
Fuselage: Steel Tubing
Wings and Tail: Wood with Silk Covering
Dimensions:
Wingspan: 3.7 m (12 ft)
Length: 4.7 m (15 ft)
Height: 1.1 m (3 ft 6 in)
Weight: 19 kg (42 lb)
Deinstall updated measurements: 7' L x 11' 6" Wing Span x 3' 6" H
Type:
CRAFT-Aircraft
Country of Origin:
United States of America
Date:
1903
Credit Line:
Transferred from the Smithsonian Institution to the United States National Museum
Inventory Number:
A19050003000
Restrictions & Rights:
CC0
See more items in:
National Air and Space Museum Collection
Data Source:
National Air and Space Museum
GUID:
http://n2t.net/ark:/65665/nv91dfdc703-de99-4a01-8a7b-4146ab61a5dc
EDAN-URL:
edanmdm:nasm_A19050003000

Howard Regulator

Associated institution:
Allegheny Observatory  Search this
Gold and Stock Telegraph Company  Search this
Associated person:
Bentley, Henry  Search this
Manufacturer:
E. Howard & Co.  Search this
Physical Description:
glass (case material)
glass (door material)
mahogany (case material)
walnut, burr (case material)
carved (case production method/technique)
carved (pedestal production method/technique)
reverse-painted (dial production method/technique)
silvered (beat scale production method/technique)
silvered (case production method/technique)
veneered (case production method/technique)
Measurements:
regulator: 79 in x 36 in x 17 in; 200.66 cm x 91.44 cm x 43.18 cm
Object Name:
regulator
Other Terms:
regulator; Wall Regulator
Location of prior holder:
United States: New York
Associated place:
United States: Pennsylvania, Philadelphia
United States: Pennsylvania, Pittsburgh
Date made:
1874
Associated date:
1874
Credit Line:
Western Union Corp.
ID Number:
ME.333468.01
Catalog number:
333468
Accession number:
294351
See more items in:
Work and Industry: Mechanisms
Measuring & Mapping
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a6-a417-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_856687
Online Media:

Heliostat

Maker:
Brashear, John A.  Search this
Measurements:
overall: 15 in; 38.1 cm
overall: 15 in x 12 1/2 in x 17 3/4 in; 38.1 cm x 31.75 cm x 45.085 cm
Object Name:
heliostat
Place made:
United States: Pennsylvania, Pittsburgh, Allegheny City
Date made:
around 1900
Subject:
Science & Scientific Instruments  Search this
Credit Line:
United States Military Academy
ID Number:
PH.315644
Catalog number:
315644
Accession number:
217544
See more items in:
Medicine and Science: Physical Sciences
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b2-c263-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1817622
Online Media:

Pyrheliometer

Measurements:
overall: 3 1/2 in x 20 3/8 in x 4 3/4 in; 8.89 cm x 51.7525 cm x 12.065 cm
Object Name:
pyrheliometer, pouillet
ID Number:
PH.314878
Catalog number:
314878
Accession number:
211531
See more items in:
Medicine and Science: Physical Sciences
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-3e7c-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1839346
Online Media:

Photometer

Measurements:
overall: 12 1/2 in x 12 in x 10 1/4 in; 31.75 cm x 30.48 cm x 26.035 cm
Object Name:
photometer
ID Number:
PH.247028
Catalog number:
247028
Accession number:
46700
See more items in:
Medicine and Science: Physical Sciences
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a4-84ed-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1840017
Online Media:

Telescope Base and Mount

Maker:
Clark, Alvan  Search this
Measurements:
overall: 78 in x 40 in x 35 in; 198.12 cm x 101.6 cm x 88.9 cm
Object Name:
Telescope base and mount
Date made:
ca. 1874
ID Number:
2006.0182.03
Accession number:
2006.0182
Catalog number:
2006.0182.03
See more items in:
Medicine and Science: Physical Sciences
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746ac-1e4a-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1305793
Online Media:

Rock Salt Prism

Measurements:
overall: 11 1/2 in x 7 in; 29.21 cm x 17.78 cm
overall: 11 1/2 in x 7 in; 29.21 cm x 17.78 cm
Object Name:
Rock Salt Prism
ID Number:
PH.247026
Accession number:
46700
Catalog number:
247026
See more items in:
Medicine and Science: Physical Sciences
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-3bb3-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1183817

Rock Salt Prism

Physical Description:
rock salt (overall material)
glass (overall material)
Measurements:
overall: 17 in x 8 in; 43.18 cm x 20.32 cm
overall; old jar: 17 1/2 in x 9 in; 44.45 cm x 22.86 cm
overall; new jar: 10 1/4 in x 9 in; 26.035 cm x 22.86 cm
Object Name:
rock salt prism
ID Number:
PH.327693
Accession number:
268220
Catalog number:
327693
See more items in:
Medicine and Science: Physical Sciences
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-1ad3-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1183919
Online Media:

Diffraction Grating

Maker:
Rowland, Henry A.  Search this
Brashear, John A.  Search this
Measurements:
overall: 4 3/4 in x 6 3/4 in x 7 3/4 in; 12.065 cm x 17.145 cm x 19.685 cm
overall: 4 3/4 in x 6 3/4 in x 7 3/4 in; 12.065 cm x 17.145 cm x 19.685 cm
Object Name:
diffraction grating
Place made:
United States: Maryland, Baltimore
Date made:
1886
Credit Line:
Smithsonian Astrophysical Observatory
ID Number:
PH.316718
Catalog number:
316718
Accession number:
227592
See more items in:
Medicine and Science: Physical Sciences
Science & Mathematics
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-39d3-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1184621
Online Media:

Diffraction Grating

Maker:
Rowland, Henry A.  Search this
Measurements:
overall: 10 in x 7 in x 3 1/2 in; 25.4 cm x 17.78 cm x 8.89 cm
overall; case: 10 in x 7 1/8 in x 4 in; 25.4 cm x 18.0975 cm x 10.16 cm
Object Name:
diffraction grating
Place made:
United States: Maryland, Baltimore
Date made:
1882
Credit Line:
Smithsonian Astrophysical Observatory
ID Number:
PH.316865
Catalog number:
316865
Accession number:
228767
See more items in:
Medicine and Science: Physical Sciences
Science & Mathematics
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-3ab3-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1184623
Online Media:

Spectrograph

Measurements:
overall: 74 in x 140 in x 24 in; 187.96 cm x 355.6 cm x 60.96 cm
Object Name:
spectrograph
Place made:
United States: District of Columbia
Date made:
1913
Subject:
Science & Scientific Instruments  Search this
Credit Line:
National Bureau of Standards
ID Number:
PH.328727.01
Catalog number:
328727.01
Accession number:
275807
See more items in:
Medicine and Science: Physical Sciences
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746ae-272c-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1185221

Heber Doust Curtis (1872-1942)

Subject:
Curtis, Heber Doust 1872-1942  Search this
University of Michigan  Search this
Allegheny Observatory  Search this
Type:
Black-and-white photographs
Topic:
Astronomy  Search this
Local number:
SIA Acc. 90-105 [SIA2008-0762]
Restrictions & Rights:
No access restrictions Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu
Copyright Not Evaluated
Data Source:
Smithsonian Institution Archives
EDAN-URL:
edanmdm:siris_arc_296607

Heber Doust Curtis (1872-1942)

Subject:
Curtis, Heber Doust 1872-1942  Search this
University of Michigan  Search this
Allegheny Observatory  Search this
Type:
Black-and-white photographs
Topic:
Astronomy  Search this
Local number:
SIA Acc. 90-105 [SIA2008-0763]
Restrictions & Rights:
No access restrictions Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu
Copyright Not Evaluated
Data Source:
Smithsonian Institution Archives
EDAN-URL:
edanmdm:siris_arc_296608

Heber Doust Curtis (1872-1942)

Subject:
Curtis, Heber Doust 1872-1942  Search this
University of Michigan  Search this
Allegheny Observatory  Search this
Type:
Black-and-white photographs
Topic:
Astronomy  Search this
Local number:
SIA Acc. 90-105 [SIA2008-0764]
Restrictions & Rights:
No access restrictions Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu
Copyright Not Evaluated
Data Source:
Smithsonian Institution Archives
EDAN-URL:
edanmdm:siris_arc_296609

(left to right): Heber Doust Curtis (1872-1942) and John Anthony Miller (1859-1946)

Subject:
Curtis, Heber Doust 1872-1942  Search this
Miller, John Anthony 1859-1946  Search this
University of Michigan  Search this
Swarthmore College  Search this
Allegheny Observatory  Search this
Sproul Observatory  Search this
Type:
Black-and-white photographs
Date:
1-24-1925
Topic:
Astronomy  Search this
Solar eclipses  Search this
Local number:
SIA Acc. 90-105 [SIA2008-0765]
Restrictions & Rights:
No access restrictions Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu
Copyright Not Evaluated
Data Source:
Smithsonian Institution Archives
EDAN-URL:
edanmdm:siris_arc_296610

Langley Aerodrome Number 6

Manufacturer:
Smithsonian Institution  Search this
Materials:
Fuselage: Steel Tubing
Wings and Tail: Wood with Silk Covering
Dimensions:
Wingspan: 4.2 m (13 ft 9 in)
Length: 4.0 m (13 ft 2 in)
Height: 1.3 m (4 ft 3 in)
Weight: 11.4 kg (25 lb)
Type:
CRAFT-Aircraft
Country of Origin:
United States of America
Date:
1896
Credit Line:
Transferred from the Smithsonian Institution to the United States National Museum.
Inventory Number:
A19050002000
Restrictions & Rights:
Usage conditions apply
See more items in:
National Air and Space Museum Collection
Data Source:
National Air and Space Museum
GUID:
http://n2t.net/ark:/65665/nv97a6e94ae-b762-41c5-9e69-c00ffcb9aff8
EDAN-URL:
edanmdm:nasm_A19050002000

Langley Aerodrome Number 5 (reproduction)

Manufacturer:
Smithsonian Institution  Search this
Materials:
Fuselage: Steel Tubing
Wings and Tail: Wood with Silk Covering
Dimensions:
Wingspan: 4.2 m (13 ft 9 in)
Length: 4.0 m (13 ft 2 in)
Height: 1.3 m (4 ft 3 in)
Weight: 11.4 kg (25 lb)
Type:
CRAFT-Aircraft
Country of Origin:
United States of America
Date:
1915
Credit Line:
Transferred from the United States Government Exhibit Board.
Inventory Number:
A19150002000
Restrictions & Rights:
Usage conditions apply
See more items in:
National Air and Space Museum Collection
Data Source:
National Air and Space Museum
GUID:
http://n2t.net/ark:/65665/nv9710477e1-943c-4e97-ad76-53e99376c9a5
EDAN-URL:
edanmdm:nasm_A19150002000

Langley Aerodrome A

Manufacturer:
Smithsonian Institution  Search this
Materials:
Fuselage: Steel Tubing
Wings and Tail: Wood with Percaline (light-weight cotton) Covering
Dimensions:
Wingspan: 14.8 m (48 ft 5 in)
Length: 16.0 m (52 ft 5 in)
Height: 3.5 m (11 ft 4 in)
Weight: 340 kg (750 lb), including pilot
Type:
CRAFT-Aircraft
Country of Origin:
United States of America
Date:
1903
Credit Line:
On deposit from the Smithsonian Institution to the United States National Museum
Inventory Number:
A19180001000
Restrictions & Rights:
Usage conditions apply
See more items in:
National Air and Space Museum Collection
Location:
Steven F. Udvar-Hazy Center in Chantilly, VA
Exhibit Station:
Pre-1920 Aviation
Data Source:
National Air and Space Museum
GUID:
http://n2t.net/ark:/65665/nv9ce27099d-d73c-4d7b-80b6-f64b60864414
EDAN-URL:
edanmdm:nasm_A19180001000
Online Media:

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