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"Amazing Maser" and "Maser, Iraser, and Laser"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 13
Type:
Archival materials
Date:
1960
1959
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep84b40f33b-4ef8-4b2c-bb27-7b251036fd22
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref36

"American Method in Astronomical Observation"

Maker:
William Bond & Son  Search this
Physical Description:
"brass" (movement material)
wood (case material)
glass (pendulum bob, part of material)
Measurements:
overall: 78 in x 16 in x 8 1/2 in; 198.12 cm x 40.64 cm x 21.59 cm
Object Name:
clock
Other Terms:
clock; Mechanical, Weight-Driven; Tall Case Clock
Place made:
United States: Massachusetts, Boston
Date made:
ca 1850
ID Number:
1981.0322.01
Accession number:
1981.0322
Catalog number:
1981.0322.01
See more items in:
Work and Industry: Mechanisms
Science & Mathematics
Measuring & Mapping
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746a6-a39e-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_852072

"Atomic Clocks"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 12
Type:
Archival materials
Date:
1957
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep85162adbc-0ca9-4472-b9d3-e445d4415731
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref35

"Atomic Clocks"

Container:
Box 21 of 25
Type:
Archival materials
Collection Restrictions:
Restrictions pertaining to the use of these materials may apply (based on contracts/copyright). Access restrictions may also apply if listening copies are not currently available. Listening copies can be made for a fee. Contact reference staff for details.
Collection Citation:
Smithsonian Institution Archives, Record Unit 590, Smithsonian Institution. Office of Telecommunications, Productions
See more items in:
Productions
Productions / Box 21
Archival Repository:
Smithsonian Institution Archives
EDAN-URL:
ead_component:sova-sia-faru0590-refidd1e7262

"Cesium, Atomic Beam Frequency Standard"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 4
Type:
Archival materials
Date:
undated
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep839e97be2-5588-467a-9977-719e4cc0cf1e
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref27

"Microwave Absorption Spectrum of ND3"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 11
Type:
Archival materials
Date:
1953
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep858f0108f-111e-4d43-b358-31d624c096ea
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref34

"Microwave Frequency Dividers"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 7
Type:
Archival materials
Date:
1950
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep8904a046d-ff00-4806-88a7-3dd9e22ff7e0
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref30

"Microwave Frequency Measurements and Standards"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 6
Type:
Archival materials
Date:
1948
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep8b5a1636e-8b4b-4cc8-8e9f-a8025b5cbfcb
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref29

"Microwave Measurement of the Dielectric Properties of Gases"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 9
Type:
Archival materials
Date:
1950 - 1951
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep84ff7771f-1fc4-4363-be04-65a1ad1bd0a6
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref32

"Molecular Beam Devices"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 14
Type:
Archival materials
Date:
1962
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep89c39d475-5bb3-4afe-9373-f32c50bf0585
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref37

"New Activities"

Collection Creator:
Chi, Andrew  Search this
Container:
Box 5, Folder 1
Type:
Archival materials
Date:
1970-1973
Scope and Contents:
Consists of memorandum, agenda, calculations and notes that relate to satellites, receivers, graviational red shift probes, and very low frequency time transmissions.
Collection Restrictions:
Collection is open for research but is stored off-site and special arrangements must be made to work with it. Contact the Archives Center for information at archivescenter@si.edu or 202-633-3270.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning copyright restrictions. Other intellectual property rights may apply. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Andrew Chi Atomic Clocks Collection, Archives Center, National Museum of American History.
See more items in:
Andrew Chi Atomic Clocks Collection
Andrew Chi Atomic Clocks Collection / Series 2: Other Materials
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep8475176cf-a569-493a-8df2-fa4e1993a609
EDAN-URL:
ead_component:sova-nmah-ac-1264-ref556

"Spectral Lines as Frequency Standards"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 10
Type:
Archival materials
Date:
1952
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep89bcca127-9d15-4307-8235-7ad7b6d2d1c9
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref33

"The Atomic Clock, A Universal Standard of Frequency and Time"

Collection Author:
Lyons, Harold, Dr., 1913-1998  Search this
Collection Donor:
Lyons, Sherrie  Search this
Container:
Box 1, Folder 8
Type:
Archival materials
Date:
1950
Collection Restrictions:
The collection is open for research use.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning intellectual property rights. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
Harold Lyons Atomic Clocks Collection, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
Harold Lyons Atomic Clocks Collection
Harold Lyons Atomic Clocks Collection / Series 2: Papers and Presentations / 2.1: Publications
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep88c0d9efb-72a8-4585-9f77-65f1a358dfae
EDAN-URL:
ead_component:sova-nmah-ac-0701-ref31

17" PEM model drawings, unnumbered

Collection Creator:
Bagnall, James  Search this
Orensberg, Arthur  Search this
NATCO, Inc. (National Company, Inc.)  Search this
Mainberger, Walter  Search this
Lerner, Louis C.  Search this
Holloway, Joseph  Search this
Grant, Eugene  Search this
George, James  Search this
Daly, Richard Timothy, Jr.  Search this
Bovarnick, Michael  Search this
Container:
Map-folder 3
Type:
Archival materials
Date:
1964
Collection Restrictions:
Collection is open for research but is stored off-site and special arrangements must be made to work with it. Contact the Archives Center for information at archivescenter@si.edu or 202-633-3270.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning copyright restrictions. Other intellectual property rights may apply. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
National Company (NATCO) Atomic Clocks Records, 1955-1968, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
National Company (NATCO) Atomic Clocks Records
National Company (NATCO) Atomic Clocks Records / Series 3: Components
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep83008bb25-a0e6-4946-a17e-696d18deb502
EDAN-URL:
ead_component:sova-nmah-ac-0547-ref154

8230128, Atomic Clock Exhibit

Container:
Box 17 of 19
Type:
Archival materials
Collection Citation:
Smithsonian Institution Archives, Accession 85-204, Smithsonian Institution. Office of Design and Construction, Project Files
See more items in:
Project Files
Project Files / Box 17
Archival Repository:
Smithsonian Institution Archives
EDAN-URL:
ead_component:sova-sia-fa85-204-refidd1e3407

8230128, Atomic Clocks, 9/8/1982

Container:
Box 2 of 7
Type:
Archival materials
Collection Citation:
Smithsonian Institution Archives, Accession 84-055, Smithsonian Institution. Office of Design and Construction, Project Files
See more items in:
Project Files
Project Files / Box 2
Archival Repository:
Smithsonian Institution Archives
EDAN-URL:
ead_component:sova-sia-fa84-055-refidd1e725

8330112, Installation of Cable for Three Atomic Clock Time Indicators

Container:
Box 1 of 10
Type:
Archival materials
Collection Citation:
Smithsonian Institution Archives, Accession 85-212, Smithsonian Institution. Office of Design and Construction, Project Files
See more items in:
Project Files
Project Files / Box 1
Archival Repository:
Smithsonian Institution Archives
EDAN-URL:
ead_component:sova-sia-fa85-212-refidd1e264

A “Box of Time” in the Time and Navigation Exhibition

Creator:
National Air and Space Museum  Search this
Type:
Blog posts
Smithsonian staff publications
Blog posts
Published Date:
Wed, 04 May 2016 19:57:05 +0000
Topic:
Aircraft  Search this
Flight  Search this
Space  Search this
See more posts:
AirSpace
Data Source:
National Air and Space Museum
EDAN-URL:
edanmdm:posts_5ceb6999593c4b7426d2abd433181a51

AN/WRR-2 receiver blueprint

Collection Creator:
Bagnall, James  Search this
Orensberg, Arthur  Search this
NATCO, Inc. (National Company, Inc.)  Search this
Mainberger, Walter  Search this
Lerner, Louis C.  Search this
Holloway, Joseph  Search this
Grant, Eugene  Search this
George, James  Search this
Daly, Richard Timothy, Jr.  Search this
Bovarnick, Michael  Search this
Container:
Box 1, Folder 3
Type:
Archival materials
Date:
1957
Collection Restrictions:
Collection is open for research but is stored off-site and special arrangements must be made to work with it. Contact the Archives Center for information at archivescenter@si.edu or 202-633-3270.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning copyright restrictions. Other intellectual property rights may apply. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
National Company (NATCO) Atomic Clocks Records, 1955-1968, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
National Company (NATCO) Atomic Clocks Records
National Company (NATCO) Atomic Clocks Records / Series 1: National Company, Inc. (NATCO)
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep858293928-e084-4169-a83a-fe08c72e669d
EDAN-URL:
ead_component:sova-nmah-ac-0547-ref20

ASD blueprints (C40321 and C41135), (D38984)

Collection Creator:
Bagnall, James  Search this
Orensberg, Arthur  Search this
NATCO, Inc. (National Company, Inc.)  Search this
Mainberger, Walter  Search this
Lerner, Louis C.  Search this
Holloway, Joseph  Search this
Grant, Eugene  Search this
George, James  Search this
Daly, Richard Timothy, Jr.  Search this
Bovarnick, Michael  Search this
Container:
Map-folder 1
Type:
Archival materials
Date:
1965
Collection Restrictions:
Collection is open for research but is stored off-site and special arrangements must be made to work with it. Contact the Archives Center for information at archivescenter@si.edu or 202-633-3270.
Collection Rights:
Collection items available for reproduction, but the Archives Center makes no guarantees concerning copyright restrictions. Other intellectual property rights may apply. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Citation:
National Company (NATCO) Atomic Clocks Records, 1955-1968, Archives Center, National Museum of American History, Smithsonian Institution.
See more items in:
National Company (NATCO) Atomic Clocks Records
National Company (NATCO) Atomic Clocks Records / Series 3: Components
Archival Repository:
Archives Center, National Museum of American History
GUID:
https://n2t.net/ark:/65665/ep85bf4e5f1-33ff-44d9-a3af-3cacaa04992c
EDAN-URL:
ead_component:sova-nmah-ac-0547-ref175

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