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view Rubidium Frequency Standard, Model FRK digital asset number 1

Rubidium Frequency Standard, Model FRK

Maker:: Efratom California, Inc. Search this

Physical Description:: steel (overall material); glass (overall material)

Measurements:: overall: 4 1/8 in x 3 7/8 in x 4 11/16 in; 10.4775 cm x 9.8425 cm x 11.90625 cm

Object Name:: Efratom rubidium-vapor frequency standard

General subject association:: Modern Physics Search this; Science & Scientific Instruments Search this

Credit Line:: Efratom California, Inc.

ID Number:: 1990.0247.01

Accession number:: 1990.0247

Catalog number:: 1990.0247.01

See more items in:: Medicine and Science: Modern Physics; Time and Navigation; Science & Mathematics; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746a1-3796-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_334902

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view Cesium Atomic Clock digital asset number 1

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

General subject association:: 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; Time and Navigation; Science & Mathematics; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746b2-b484-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1425778

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view Gunter Quadrant digital asset number 1

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

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; Time and Navigation; Navigation; Trigonometry; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746a8-9a3b-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_213182

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view Ramsden Dividing Engine digital asset number 1

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; Revolutionary War 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; Time and Navigation; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746a5-1c93-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_694508

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view Wing Dividers digital asset: Large German Wing Dividers

Wing Dividers

Physical Description:: brass (overall material); steel (overall material)

Measurements:: overall: 2 cm x 33 cm x 11.5 cm; 13/16 in x 13 in x 4 1/2 in

Object Name:: dividers

Place made:: Germany: Lower Saxony, Osnabrück

Date made:: 1700s

Subject:: Mathematics Search this; Dividers Search this

ID Number:: MA.322756

Accession number:: 248674

Catalog number:: 322756

See more items in:: Medicine and Science: Mathematics; Time and Navigation; Science & Mathematics; Dividers and Compasses

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746a7-3936-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_904335

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view Vopel Compendium digital asset number 1

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; Time and Navigation; Navigation; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ab-ff58-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_997126

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view Mariner's Astrolabe digital asset number 1

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; Time and Navigation; Navigation; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746a4-de91-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_997159

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view Rubidium Frequency Standard, Model FRK digital asset number 1

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

General subject association:: 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; Time and Navigation; Science & Mathematics; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ad-9adc-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1423808

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view F.T.S. Cesium-Beam Frequency Standard digital asset number 1

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

General subject association:: 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; Time and Navigation; Science & Mathematics; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ad-8c68-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1424201

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view Goldstone Quartz Oscillator digital asset number 1

Goldstone Quartz Oscillator

Physical Description:: metal (overall material); plastic (overall material)

Measurements:: overall: 7 in x 19 in x 17 1/8 in; 17.78 cm x 48.26 cm x 43.4975 cm

Object Name:: quartz oscillator

Used:: United States: California, Mojave Desert

Date made:: ca 1960

Credit Line:: Transfer from NASA/Jet Propulsion Laboratory

ID Number:: 2008.0145.05

Accession number:: 2008.0145

Catalog number:: 2008.0145.05

See more items in:: Work and Industry: Mechanisms; Time and Navigation; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ad-89ac-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1421460

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view "Stanley" Robot Car digital asset number 1

"Stanley" Robot Car

Maker:: Volkswagen Group of America, Inc. Search this

Physical Description:: steel (overall material); glass (overall material); rubber (overall material); paint (overall material)

Object Name:: robotic vehicle; car; autonomous vehicle; robot vehicle; automobile

Date made:: 2004

Credit Line:: Volkswagen Group of America, Inc

ID Number:: 2008.0185.01

Accession number:: 2008.0185

Catalog number:: 2008.0185.01

See more items in:: Work and Industry: Mechanisms; Robots and Automatons; Time and Navigation; Science & Mathematics; Transportation

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ac-e912-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1377824

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view Wm. Bond & Son Box Chronometer digital asset number 1

Wm. Bond & Son Box Chronometer

Maker:: Wm. Bond & Son Search this

Physical Description:: brass (overall material); glass (overall material); steel (overall material); wood (container material)

Measurements:: overall: 11 in x 10 3/4 in x 11 in; 27.94 cm x 27.305 cm x 27.94 cm

Object Name:: box chronometer

Place made:: United States: Massachusetts, Boston

Date made:: ca 1870

ID Number:: ME.314839

Catalog number:: 314839

Accession number:: 210897

See more items in:: Work and Industry: Mechanisms; Time and Navigation; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ab-820c-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1277030

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view Galileo Pendulum Clock Model, Replica digital asset number 1

Galileo Pendulum Clock Model, Replica

Physical Description:: iron (overall material); brass (overall material)

Measurements:: overall: 14 in x 5 in x 5 7/8 in; 35.56 cm x 12.7 cm x 14.9225 cm

Object Name:: pendulum clock; clock; clock, model

Date made:: 1958

ID Number:: ME.316158

Catalog number:: 316158

Accession number:: 224775

See more items in:: Work and Industry: Mechanisms; Time and Navigation; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746a6-a4fa-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_856876

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view Parkinson & Frodsham Box Chronometer digital asset number 1

Parkinson & Frodsham Box Chronometer

Maker:: Parkinson & Frodsham Search this

Physical Description:: brass (overall material); glass (overall material); steel (overall material); wood (container material)

Measurements:: overall - box: 7 1/8 in x 7 in x 6 3/8 in; 18.0975 cm x 17.78 cm x 16.1925 cm; overall - key: 3 in x 1 1/4 in x 3/4 in; 7.62 cm x 3.175 cm x 1.905 cm; dial - from catalog card: 3 3/8 in; 8.5725 cm; box - from catalog card: 6 1/2 in x 6 1/2 in x 6 1/2 in; 16.51 cm x 16.51 cm x 16.51 cm

Object Name:: box chronometer

Place made:: United Kingdom: England, London

Date made:: ca 1840

ID Number:: ME.336641

Catalog number:: 336641; 1978.0161.02

Accession number:: 1978.0161

See more items in:: Work and Industry: Mechanisms; Time and Navigation; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ab-7900-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1277064

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view Seiko Quartz Wristwatch digital asset number 1

Seiko Quartz Wristwatch

Manufacturer:: Seiko Corporation Search this

Measurements:: overall - watch: 9 1/8 in x 1 5/8 in x 1/2 in; 23.1775 cm x 4.1275 cm x 1.27 cm; overall - case: 3 in x 5 in x 5 in; 7.62 cm x 12.7 cm x 12.7 cm

Object Name:: wristwatch, first quartz analog watch

Place made:: Japan

Date made:: 1969; 1998

Credit Line:: Seiko Corporation of America

ID Number:: 1998.0248.01

Catalog number:: 1998.0248.01

Accession number:: 1998.0248

See more items in:: Work and Industry: Mechanisms; Time and Navigation; Measuring & Mapping

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746aa-74ac-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1204788

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view Army Combat Uniform - Coat digital asset number 1

Army Combat Uniform - Coat

Wearer:: Guenther, Joseph Search this

Physical Description:: cotton (overall material); nylon (overall material); plastic (part: material)

Measurements:: overall: 28 in x 21 in; 71.12 cm x 53.34 cm

Object Name:: coat

Worn:: Afghanistan

Related event:: Operation Enduring Freedom Search this

ID Number:: 2011.0267.01

Accession number:: 2011.0267

Catalog number:: 2011.0267.01

See more items in:: Political and Military History: Armed Forces History, Military; Military; Time and Navigation

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ad-84e3-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1419225

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view Army Combat Uniform - Trousers digital asset number 1

Army Combat Uniform - Trousers

Wearer:: Guenther, Joseph Search this

Physical Description:: nylon (overall material); cotton (overall material); plastic (part material)

Measurements:: overall: 40 in x 17 in; 101.6 cm x 43.18 cm

Object Name:: trousers

Worn:: Afghanistan

Related event:: Operation Enduring Freedom Search this

ID Number:: 2011.0267.02

Accession number:: 2011.0267

Catalog number:: 2011.0267.02

See more items in:: Political and Military History: Armed Forces History, Military; Military; Time and Navigation

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ad-9b26-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1419232

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view Army Combat Uniform - Fighting Load Carrier digital asset number 1

Army Combat Uniform - Fighting Load Carrier

Wearer:: Guenther, Joseph Search this

Physical Description:: nylon (overall material); plastic (overall material); metal (overall material)

Measurements:: overall: 18 in x 20 in x 4 in; 45.72 cm x 50.8 cm x 10.16 cm

Object Name:: vest

Worn:: Afghanistan

Related event:: Operation Enduring Freedom Search this

ID Number:: 2011.0267.03

Accession number:: 2011.0267

Catalog number:: 2011.0267.03

See more items in:: Political and Military History: Armed Forces History, Military; Military; Time and Navigation

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ad-789c-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1419272

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view Army Combat Uniform - Advanced Combat Helmet digital asset number 1

Army Combat Uniform - Advanced Combat Helmet

User:: Guenther, Joseph Search this

Physical Description:: cotton (overall material); nylon (overall material)

Measurements:: overall: 7 in x 7 in x 12 in; 17.78 cm x 17.78 cm x 30.48 cm

Object Name:: cover, helmet

Used:: Afghanistan

Related event:: Operation Enduring Freedom Search this

Credit Line:: Joseph Guenther

ID Number:: 2011.0267.04

Accession number:: 2011.0267

Catalog number:: 2011.0267.04

See more items in:: Political and Military History: Armed Forces History, Military; Military; Time and Navigation

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746a9-1466-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1419320

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view Army Combat Uniform - Kneepads digital asset number 1

Army Combat Uniform - Kneepads

User:: Guenther, Joseph Search this

Physical Description:: nylon (overall material); rubber (part material); plastic (part material); metal (part material)

Measurements:: overall: 9 in x 6 1/2 in x 2 1/2 in; 22.86 cm x 16.51 cm x 6.35 cm

Object Name:: kneepads, pair of

Used:: Afghanistan

Related event:: Operation Enduring Freedom Search this

ID Number:: 2011.0267.05

Accession number:: 2011.0267

Catalog number:: 2011.0267.05

See more items in:: Political and Military History: Armed Forces History, Military; Military; Time and Navigation

Data Source:: National Museum of American History

GUID:: http://n2t.net/ark:/65665/ng49ca746ad-8149-704b-e053-15f76fa0b4fa

EDAN-URL:: edanmdm:nmah_1419422

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