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Gunter Quadrant

Physical Description:
boxwood (overall material)
brass (sights material)
Measurements:
overall: 1 cm x 12.7 cm x 13.1 cm; 13/32 in x 5 in x 5 5/32 in
Object Name:
quadrant
sundial, quadrant
Place made:
United Kingdom: Grand Bretagne
Date made:
1600-1700
Subject:
Mathematics  Search this
ID Number:
MA.319017
Catalog number:
319017
Accession number:
236091
See more items in:
Medicine and Science: Mathematics
Measuring & Mapping
Trigonometry
Navigation
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a8-9a3b-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_213182

Ramsden Dividing Engine

Maker:
Jesse Ramsden  Search this
Physical Description:
bronze (overall material)
brass (overall material)
mahogany (stand material)
Measurements:
overall: 109 cm x 123 cm x 114 cm; 42 29/32 in x 48 7/16 in x 44 7/8 in
overall: 58 in x 60 in x 60 in; 147.32 cm x 152.4 cm x 152.4 cm
Object Name:
dividing engine
Place made:
United Kingdom: England, London
Date made:
1775
Subject:
Mathematics  Search this
Ruling and Dividing Engines  Search this
Credit Line:
Gift of Henry Morton
ID Number:
MA.215518
Catalog number:
215518
Accession number:
40282
See more items in:
Medicine and Science: Mathematics
Measuring & Mapping
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-1c93-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_694508
Online Media:

Vopel Compendium

Maker:
Vopel, Caspar  Search this
Physical Description:
brass (overall material)
Measurements:
overall: 1.5 cm x 13.2 cm x 18.3 cm; 19/32 in x 5 3/16 in x 7 7/32 in
Object Name:
compendium
Place made:
Germany: North Rhine-Westphalia, Cologne
Date made:
ca 1540
Subject:
Mathematics  Search this
ID Number:
MA.319950
Catalog number:
319950
Accession number:
239625
See more items in:
Medicine and Science: Mathematics
Measuring & Mapping
Navigation
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746ab-ff58-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_997126
Online Media:

Mariner's Astrolabe

Physical Description:
brass (overall material)
Measurements:
overall: 23.4 cm x 18.2 cm x 7.5 cm; 9 7/32 in x 7 5/32 in x 2 15/16 in
Object Name:
astrolabe, mariner's
Date made:
1602
Subject:
Mathematics  Search this
Credit Line:
Gift of the Barlow Family
ID Number:
MA.333939
Catalog number:
333939
Accession number:
319002
See more items in:
Medicine and Science: Mathematics
Measuring & Mapping
Navigation
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a4-de91-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_997159
Online Media:

Symmetricom Chip Scale Atomic Clock (CSAC)

Maker:
Symmetricom, Incorporated  Search this
Physical Description:
metal (clock material)
cardboard, foam (box material)
Measurements:
clock: 1 in x 2 in x 1 3/4 in; 2.54 cm x 5.08 cm x 4.445 cm
box: 1 1/2 in x 4 3/4 in x 4 1/4 in; 3.81 cm x 12.065 cm x 10.795 cm
overall-box: 1 1/8 in x 4 3/8 in x 3 7/8 in; 2.8575 cm x 11.1125 cm x 9.8425 cm
overall-clock: 1/2 in x 1 5/8 in x 1 3/8 in; 1.27 cm x 4.1275 cm x 3.4925 cm
Object Name:
atomic clock
ID Number:
2011.0207.01
Accession number:
2011.0207
Catalog number:
2011.0207.01
See more items in:
Work and Industry: Mechanisms
Measuring & Mapping
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746ad-9938-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1419239
Online Media:

Precision Lightweight GPS Receiver (“Plugger”)

Maker:
Collins Avionics & Communications Division of Rockwell International  Search this
Measurements:
overall: 24 cm x 16 cm x 7 cm; 9 7/16 in x 6 5/16 in x 2 3/4 in
Object Name:
gps receiver
Place made:
United States: Iowa, Cedar Rapids
ID Number:
1997.0006.02
Accession number:
1997.0006
Catalog number:
1997.0006.02
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Military
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-4886-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1184539
Online Media:

Newell Octant

Maker:
Newell, Andrew  Search this
Measurements:
overall: 7.94 cm x 38.7 cm x 33 cm; 3 1/8 in x 15 1/4 in x 13 in
Object Name:
octant
Place made:
United States: Massachusetts, Boston
Date made:
ca 1800
ID Number:
1991.0140.01
Accession number:
1991.0140
Catalog number:
1991.0140.01
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Navigation
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-4b09-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1187897
Online Media:

Rubidium Frequency Standard, Model FRK

Maker:
Efratom  Search this
Physical Description:
steel (overall material)
glass (overall material)
Measurements:
overall: 3 7/8 in x 3 7/8 in x 5 5/8 in; 9.8425 cm x 9.8425 cm x 14.2875 cm
Object Name:
Efratom rubidium-vapor frequency standard
Place made:
West Germany
Subject:
Modern Physics  Search this
Science & Scientific Instruments  Search this
Credit Line:
Naval Research Laboratory
ID Number:
1982.0634.01
Catalog number:
1982.0634.01
Accession number:
1982.0634
See more items in:
Medicine and Science: Modern Physics
Measuring & Mapping
Science & Mathematics
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746ad-9adc-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1423808
Online Media:

F.T.S. Cesium-Beam Frequency Standard

Maker:
Frequency & Time Systems Inc.  Search this
Physical Description:
metal (overall material)
plastic (overall material)
Measurements:
overall: 8 5/16 in x 10 in x 16 in; 21.11375 cm x 25.4 cm x 40.64 cm
cover: 5 1/16 in x 10 in x 16 in; 12.85875 cm x 25.4 cm x 40.64 cm
Object Name:
F.T.S. cesium-beam frequency standard
Place made:
United States: Massachusetts, Danvers
Subject:
Modern Physics  Search this
Science & Scientific Instruments  Search this
Credit Line:
Naval Research Laboratory
ID Number:
1982.0634.03
Catalog number:
1982.0634.03
Accession number:
1982.0634
See more items in:
Medicine and Science: Modern Physics
Measuring & Mapping
Science & Mathematics
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746ad-8c68-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1424201

Replica of Galilean Giovilabio

Physical Description:
brass (overall material)
Measurements:
overall: 8 cm x 20 cm x 41 cm; 3 5/32 in x 7 7/8 in x 16 5/32 in
Object Name:
galilaean giovilabio
ID Number:
PH.336360
Catalog number:
336360
Accession number:
1977.0878
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746ad-eb34-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1184676

Duplex Pendulum Seismograph

Maker:
California Electrical Works  Search this
Physical Description:
wood (overall material)
paper (label on top of the instrument material)
brass (overall material)
Measurements:
overall: 27 1/8 in x 13 1/2 in x 11 3/4 in; 68.8975 cm x 34.29 cm x 29.845 cm
Object Name:
seismograph
Place made:
United States: California, San Francisco
Used:
United States: Ohio, Cleveland
Date made:
late 1880s
Credit Line:
Case Institute of Technology
ID Number:
PH.323669
Catalog number:
323669
Accession number:
251332
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Science & Mathematics
Seismographs
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-1a63-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_996607

Cesium Atomic Clock

Maker:
Symmetricom, Incorporated  Search this
Physical Description:
plastic (overall material)
gray (overall color)
metal (overall material)
Measurements:
overall: 5 3/4 in x 16 3/4 in x 19 3/4 in; 14.605 cm x 42.545 cm x 50.165 cm
overall: 5 5/8 in x 16 3/4 in x 20 1/2 in; 14.2875 cm x 42.545 cm x 52.07 cm
Object Name:
atomic clock
Subject:
Modern Physics  Search this
Science & Scientific Instruments  Search this
Credit Line:
Symmetricom, Incorporated
ID Number:
2012.3092.01
Nonaccession number:
2012.3092
Catalog number:
2012.3092.01
Serial number:
US49352868
See more items in:
Medicine and Science: Modern Physics
Measuring & Mapping
Science & Mathematics
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b2-b484-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1425778
Online Media:

Manpack Global Positioning System (GPS) Receiver

User:
U.S. Department of Defense  Search this
Maker:
Collins Avionics & Communications Division of Rockwell International  Search this
Measurements:
overall: 40 cm x 38 cm x 14 cm; 15 3/4 in x 14 15/16 in x 5 1/2 in
Object Name:
gps receiver
Place made:
United States: Iowa, Cedar Rapids
Date made:
1988-1993
Related event:
Operation Desert Storm  Search this
Credit Line:
Gift of Collins Avionics & Communications Division
ID Number:
1997.0006.01
Catalog number:
1997.0006.01
Accession number:
1997.0006
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Military
Time and Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-38de-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1187729
Online Media:

Duboscq-Soleil Saccharimeter

Maker:
Duboscq, Jules  Search this
Physical Description:
iron (overall material)
brass (overall material)
Measurements:
overall: 16 3/4 in x 16 1/2 in x 8 in; 42.545 cm x 41.91 cm x 20.32 cm
overall: 19 5/8 in x 8 3/4 in x 8 in; 49.8475 cm x 22.225 cm x 20.32 cm
Object Name:
Saccharimeter
Place made:
France: Île-de-France, Paris
Date made:
1850-1859
Subject:
Optics  Search this
Sugar  Search this
France  Search this
ID Number:
PH.327501
Catalog number:
327501
Accession number:
266156
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Saccharimeters
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-4af8-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1184338
Online Media:

Duboscq Polariscope

Maker:
Duboscq, Jules  Search this
Physical Description:
brass (overall material)
Measurements:
overall: 14 in x 19 1/2 in; 35.56 cm x 49.53 cm
overall: 18 7/8 in x 10 3/4 in x 21 1/2 in; 47.9425 cm x 27.305 cm x 54.61 cm
Object Name:
Polarimeter
Place made:
France: Île-de-France, Paris
Date made:
ca 1864-1886
Subject:
Chemical Industry  Search this
Science & Scientific Instruments  Search this
Sugar  Search this
France  Search this
Optics  Search this
Worlds Fair  Search this
Credit Line:
Smithsonian Astrophysical Observatory
ID Number:
PH.314955
Catalog number:
314955
Accession number:
212903
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Saccharimeters
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-3a18-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1184184
Online Media:

Spencer, Browning & Rust Spyglass

Maker:
Spencer Browning & Rust  Search this
Physical Description:
wood (overall material)
brass (overall material)
Measurements:
overall: 20 in x 2 1/2 in; 50.8 cm x 6.35 cm
Object Name:
telescope, hand
Place made:
United Kingdom: England, London
Date made:
ca 1784-1840
ID Number:
PH.316945
Catalog number:
316945
Accession number:
229656
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Military
Navigation
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746aa-4699-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1187989

Surveyor’s Chain (1/2 Gunter)

Physical Description:
iron (overall material)
brass (overall material)
Measurements:
overall: 10.06 m; 33 ft
overall; folded: 2 in x 10 in x 5 3/4 in; 5.08 cm x 25.4 cm x 14.605 cm
Object Name:
Surveyor's Chain
Associated place:
United States: Connecticut, Ridgefield
Credit Line:
Preston R. Bassett
ID Number:
PH.319344
Accession number:
236805
Catalog number:
319344
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Artifact Walls exhibit
Natural Resources
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-15bc-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1065091
Online Media:

Gurley Surveyor's Vernier Compass

Maker:
W. & L. E. Gurley  Search this
Measurements:
overall length: 15 1/2 in; 39.37 cm
needle: 6 in; 15.24 cm
overall in case: 9 5/8 in x 15 3/8 in x 6 7/8 in; 24.4475 cm x 39.0525 cm x 17.4625 cm
Object Name:
Surveyor's Compass
Place made:
United States: New York, Troy
Related Publication:
W. & L. E. Gurley. Manual of the Prinicipal Instruments Used in American Engineering and Surveying; 17th Edition
ID Number:
PH.328411
Catalog number:
328411
Accession number:
272530
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Surveying and Geodesy
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-9b04-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_745643
Online Media:

Theodolite

Measurements:
overall: 7 1/2 in; 19.05 cm
horizontal circle: 5 1/2 in; 13.97 cm
needle: 2 1/2 in; 6.35 cm
telescope: 7 1/2 in; 19.05 cm
overall: 8 1/8 in x 7 1/4 in x 5 7/8 in; 20.6375 cm x 18.415 cm x 14.9225 cm
Object Name:
theodolite
Place made:
United Kingdom: England, London
Related Publication:
Bennett, J. A.. Divided Circle. A History of Instruments for Astronomy, Navigation and Surveying
ID Number:
PH.309596
Accession number:
104762
Catalog number:
309596
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Surveying and Geodesy
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a5-9732-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_747953
Online Media:

Holbrook Tellurian

Associated person:
Holbrook, Josiah  Search this
Holbrook, Alfred  Search this
Holbrook, Dwight  Search this
Maker:
Holbrook & Co.  Search this
Physical Description:
wood (overall material)
Measurements:
overall: 30.5 cm x 19.7 cm x 52.7 cm; 12 in x 7 3/4 in x 20 3/4 in
overall: 12 1/2 in x 20 3/4 in x 7 3/4 in; 31.75 cm x 52.705 cm x 19.685 cm
Object Name:
Tellurian
Place made:
United States: Ohio, Berea
Date made:
1840s
Subject:
Astronomy  Search this
ID Number:
1988.0141.01
Accession number:
1988.0141
Catalog number:
1988.0141.01
See more items in:
Medicine and Science: Physical Sciences
Measuring & Mapping
Globes
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746ad-e0ad-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1184512
Online Media:

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