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Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 22 1/2 in x 14 1/2 in x 12 in; 57.15 cm x 36.83 cm x 30.48 cm

Object Name:

loudspeaker

Date made:

ca 1925

Credit Line:

from Franklin Wingard

ID Number:

EM.241556.790

Accession number:

241556

Catalog number:

241556.790

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng4d70ef9b8-6a1f-4cdb-b0b0-464a9efbed34

EDAN-URL:

edanmdm:nmah_2024749

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 7/8 in x 4 1/2 in; 2.2225 cm x 11.43 cm

Object Name:

Vacuum Tube Control

radio frequency detector

radio receiver

Other Terms:

Vacuum Tube Control; Components; Radio and Television; Radio and Television

Credit Line:

from Eleanor Parke Custis

ID Number:

EM.314965

Catalog number:

314965

Accession number:

213038

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-1757-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_709395

Creator:

Deal, Harmon B. (electrical engineer)  Search this

Names:

Atwater Kent Manufacturing Company  Search this

Extent:

0.66 Cubic feet (2 boxes)

Type:

Collection descriptions

Archival materials

Technical drawings

Date:

circa 1920-1930

Scope and Contents note:

This collection includes blueprints, schematics, photographs, notes, and some correspondence of Harmon B. Deal, engineer with the Atwater Kent Manufacturing Company, relating to a study on the possible lines of development of television in 1929.

Biographical/Historical note:

Deal, an electrical engineer, graduated from Massachusetts Institute of Technology in 1920. He joined the Atwater Kent Manufacturing Company in Philadelphia and was assigned to the Radio Apparatus Division and then to the television research department. Later he worked for the RCA Company, Moorestown, New Jersey. He researched improvements in radar reception techniques for the Defense Electronics Division.

Provenance:

Immediate source of acquisition unknown.

Restrictions:

Collection is open for research.

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.

Topic:

Television  Search this

Electrical engineers  Search this

Genre/Form:

Technical drawings

Citation:

Harmon B. Deal Papers, ca. 1920-1930, Coll. 53, Archives Center, National Museum of American History.

Identifier:

NMAH.AC.0053

See more items in:

Harmon B. Deal Papers

Archival Repository:

Archives Center, National Museum of American History

GUID:

https://n2t.net/ark:/65665/ep84c30e980-5676-432b-ac78-f599a343485e

EDAN-URL:

ead_collection:sova-nmah-ac-0053

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 7 1/2 in x 31 1/2 in x 10 1/4 in; 19.05 cm x 80.01 cm x 26.035 cm

Object Name:

Receiver

radio receiver

Credit Line:

from Richard L. Trumbo

ID Number:

EM.313393

Catalog number:

313393

Accession number:

183811

Model number:

10 C

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Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

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

EDAN-URL:

edanmdm:nmah_706080

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 15 1/2 in x 13 1/2 in x 5 in; 39.37 cm x 34.29 cm x 12.7 cm

Object Name:

Loudspeaker

Other Terms:

Loudspeaker; Audio Devices

Credit Line:

from David Fox

ID Number:

EM.328821

Catalog number:

328821

Accession number:

276552

Model number:

E2

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Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746b4-e231-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_708297

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

receiver: 26 cm x 51 cm x 17 cm; 10 1/4 in x 20 1/16 in x 6 11/16 in

Object Name:

Receiver

radio receiver

Other Terms:

Receiver; Radio

Date made:

1929

ID Number:

ZZ.RSN80844U12

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-1c14-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_708532

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 6 in x 18 1/4 in x 8 1/2 in; 15.24 cm x 46.355 cm x 21.59 cm

Object Name:

Receiver

radio receiver

Other Terms:

Receiver; Radio

Credit Line:

from Franklin Wingard

ID Number:

EM.323010

Catalog number:

323010

Accession number:

241556

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-45c3-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_709765

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 6 1/4 in x 19 3/4 in x 6 in; 15.875 cm x 50.165 cm x 15.24 cm

Object Name:

Receiver

radio receiver

Other Terms:

Receiver; Radio

Date made:

1925

Credit Line:

from Hazeltine Corporation, thru L. B. Dodds

ID Number:

EM.314517

Catalog number:

314517

Accession number:

204116

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Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-51a2-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_709840

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 2 3/4 in x 3 in x 3 in; 6.985 cm x 7.62 cm x 7.62 cm

Object Name:

Transformer, Audio

transformer

Other Terms:

Transformer, Audio; Components; Radio and Television; Radio and Television

Credit Line:

from Franklin Wingard

ID Number:

EM.241556.451

Accession number:

241556

Catalog number:

241556.451

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-2cea-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_710652

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 21 in x 14 1/4 in x 12 in; 53.34 cm x 36.195 cm x 30.48 cm

Object Name:

Loudspeaker

Other Terms:

Loudspeaker; Audio Devices

Credit Line:

from David Fox

ID Number:

EM.328823

Accession number:

276552

Catalog number:

328823

Model number:

H

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-2cfa-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_711431

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 13 1/2 in x 11 1/4 in x 5 1/2 in; 34.29 cm x 28.575 cm x 13.97 cm

Object Name:

Loudspeaker

Other Terms:

Loudspeaker; Audio Devices

Credit Line:

from David Fox

ID Number:

EM.328822

Accession number:

276552

Catalog number:

328822

Model number:

E3

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746b4-99a0-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_711433

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 6 1/2 in x 19 3/4 in x 7 in; 16.51 cm x 50.165 cm x 17.78 cm

Object Name:

radio receiver

Other Terms:

radio receiver; Receiver; Radio

Date made:

ca 1924

Credit Line:

from David Fox

ID Number:

EM.328814

Catalog number:

328814

Accession number:

276552

Model number:

20

Serial number:

335981

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-3943-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_711538

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 8 in x 21 in x 11 in; 20.32 cm x 53.34 cm x 27.94 cm

Object Name:

radio receiver

Other Terms:

radio receiver; Receiver; Radio

Date made:

ca 1928

Credit Line:

from David Fox

ID Number:

EM.328815

Catalog number:

328815

Accession number:

276552

Model number:

44

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-34f3-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_711539

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 38 1/4 in x 25 in x 15 3/4 in; 97.155 cm x 63.5 cm x 40.005 cm

overall: 49 in x 32 in x 21 in; 124.46 cm x 81.28 cm x 53.34 cm

Object Name:

Receiver

radio receiver

Other Terms:

Receiver; Radio

Credit Line:

from Joseph H. Walsh thru Helen Walsh

ID Number:

EM.321426

Catalog number:

321426

Accession number:

244092

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-5a63-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_712665

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 39 1/2 in x 28 in x 16 in; 100.33 cm x 71.12 cm x 40.64 cm

Object Name:

Radio receiver

Other Terms:

Radio receiver; Radio

Credit Line:

from Ralph M. Walker

ID Number:

EM.319764

Catalog number:

319764

Accession number:

240145

Model number:

40

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-53d4-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_713299

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 5 1/4 in x 6 1/2 in x 5 in; 13.335 cm x 16.51 cm x 12.7 cm

Object Name:

variable inductance

Relay

Other Terms:

Relay; Variometer; Telegraphy; Polar

Date made:

ca 1925

Credit Line:

from the Massachusetts Institute of Technology, Dept. of Electrical Engineering, thru John A. Tucker

ID Number:

EM.322125

Catalog number:

322125

Accession number:

244197

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746a5-1833-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_703172

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 1 1/4 in x 2 5/8 in; 3.175 cm x 6.6675 cm

Object Name:

tube socket

Credit Line:

from Franklin Wingard

ID Number:

EM.241556.042

Accession number:

241556

Catalog number:

241556.042

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746b4-b9b4-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_1942030

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

box: 5 1/2 in x 4 1/4 in x 9 1/4 in; 13.97 cm x 10.795 cm x 23.495 cm

unit: 4 3/4 in x 6 1/4 in x 3 1/4 in; 12.065 cm x 15.875 cm x 8.255 cm

Object Name:

variable inductance

Credit Line:

from Franklin Wingard

ID Number:

EM.241556.179

Accession number:

241556

Catalog number:

241556.179

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746b4-ecd3-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_1944241

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 2 in x 5 in x 4 1/2 in; 5.08 cm x 12.7 cm x 11.43 cm

Object Name:

radio component

Credit Line:

from Franklin Wingard

ID Number:

EM.241556.334

Accession number:

241556

Catalog number:

241556.334

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng49ca746b5-1170-704b-e053-15f76fa0b4fa

EDAN-URL:

edanmdm:nmah_1954834

Maker:

Atwater Kent Manufacturing Company  Search this

Measurements:

overall: 3 1/4 in x 5 3/4 in; 8.255 cm x 14.605 cm

Object Name:

radio receiver

Date made:

1922

Credit Line:

from Franklin Wingard

ID Number:

EM.321562.02

Catalog number:

321562.02

Accession number:

241556

See more items in:

Work and Industry: Electricity

Data Source:

National Museum of American History

GUID:

http://n2t.net/ark:/65665/ng4b788478f-e769-0480-e053-15f76fa07a89

EDAN-URL:

edanmdm:nmah_1992616