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Saunders capacity key for submarine telegraphy

Maker:
H. W. Sullivan  Search this
Measurements:
overall: 3 1/2 in x 4 3/4 in x 8 in; 8.89 cm x 12.065 cm x 20.32 cm
Object Name:
test key
telegraph key
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.33
Catalog number:
334013.33
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b4-308f-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833122
Online Media:

Clokey siphon recorder for submarine cable set

Maker:
A. A. Clokey  Search this
Measurements:
overall: 12 1/2 in x 10 in x 15 3/8 in; 31.75 cm x 25.4 cm x 39.0525 cm
Object Name:
telegraph receiver
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.03
Catalog number:
334013.03
Accession number:
1997.0407
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Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b4-2fcb-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833124
Online Media:

Muirhead tape drive unit

Maker:
Muirhead & Co. Ltd.  Search this
Measurements:
overall: 7 1/2 in x 7 1/2 in x 9 in; 19.05 cm x 19.05 cm x 22.86 cm
Object Name:
telegraph component
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.54
Catalog number:
334013.54
Accession number:
1997.0407
Serial number:
50446
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-2865-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833126
Online Media:

Muirhead resistance box

Maker:
Muirhead & Co. Ltd.  Search this
Measurements:
overall: 5 in x 12 1/8 in x 6 in; 12.7 cm x 30.7975 cm x 15.24 cm
Object Name:
resistance box
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.39
Accession number:
1997.0407
Catalog number:
334013.39
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-2866-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833127
Online Media:

Muirhead recorder shunt

Maker:
Muirhead  Search this
Muirhead & Co. Ltd.  Search this
Measurements:
overall: 5 in x 11 1/4 in x 5 3/8 in; 12.7 cm x 28.575 cm x 13.6525 cm
Object Name:
recorder shunt
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.34
Catalog number:
334013.34
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-2867-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833129
Online Media:

light source for galvanometer

Measurements:
overall: 3 1/4 in x 8 7/8 in x 2 3/4 in; 8.255 cm x 22.5425 cm x 6.985 cm
Object Name:
luminaire
galvanometer lamp
light source
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.43
Catalog number:
334013.43
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-2869-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833133
Online Media:

suspension for siphon recorder

Measurements:
box: 8 1/2 in x 9 3/4 in x 7 in; 21.59 cm x 24.765 cm x 17.78 cm
suspension: 7 1/2 in x 8 3/4 in x 6 in; 19.05 cm x 22.225 cm x 15.24 cm
Object Name:
telegraph component
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.56
Catalog number:
334013.56
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-286a-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833134
Online Media:

suspension for siphon recorder

Measurements:
box: 8 1/4 in x 9 3/4 in x 7 in; 20.955 cm x 24.765 cm x 17.78 cm
suspension: 7 1/2 in x 8 3/4 in x 6 in; 19.05 cm x 22.225 cm x 15.24 cm
Object Name:
telegraph component
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.55
Catalog number:
334013.55
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-286b-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833135
Online Media:

Clokey model 55 tape drive unit

Maker:
A. A. Clokey  Search this
Robbins & Myers Co.  Search this
Measurements:
overall: 8 in x 10 1/2 in x 8 in; 20.32 cm x 26.67 cm x 20.32 cm
Object Name:
tape drive unit
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.40
Catalog number:
334013.40
Accession number:
1997.0407
Model number:
55
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b2-7c3f-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833154
Online Media:

Muirhead tape drive unit

Maker:
Muirhead & Co. Ltd.  Search this
Measurements:
overall: 7 1/8 in x 7 3/4 in x 9 in; 18.0975 cm x 19.685 cm x 22.86 cm
Object Name:
tape drive unit
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.53
Catalog number:
334013.53
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b2-8230-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833155
Online Media:

peg switch block for submarine cable set

Measurements:
overall: 4 3/4 in x 8 in x 4 3/8 in; 12.065 cm x 20.32 cm x 11.1125 cm
Object Name:
switch block
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.09
Catalog number:
334013.09
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b2-7ba2-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833156
Online Media:

Muirhead resistance box

Maker:
Muirhead & Co. Ltd.  Search this
Measurements:
overall: 5 1/2 in x 12 1/8 in x 6 in; 13.97 cm x 30.7975 cm x 15.24 cm
Object Name:
resistance box
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.35
Catalog number:
334013.35
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b2-7ba3-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833157
Online Media:

Sullivan Wheatstone bridge

Maker:
H. W. Sullivan  Search this
Measurements:
overall: 9 1/4 in x 4 3/4 in x 12 3/4 in; 23.495 cm x 12.065 cm x 32.385 cm
Object Name:
resistance box
Date made:
1930
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.42
Catalog number:
334013.42
Accession number:
1997.0407
Serial number:
520
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b2-7af1-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833158
Online Media:

Sullivan resistance box

Maker:
H. W. Sullivan  Search this
Measurements:
overall: 6 7/8 in x 5 1/2 in x 15 1/2 in; 17.4625 cm x 13.97 cm x 39.37 cm
Object Name:
resistance box
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.59
Accession number:
1997.0407
Catalog number:
334013.59
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b4-af83-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833159
Online Media:

terminal block for submarine cable set

Measurements:
overall: 3 in x 4 in x 2 1/4 in; 7.62 cm x 10.16 cm x 5.715 cm
Object Name:
telegraph terminal block
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.29
Catalog number:
334013.29
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b2-7af3-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833167
Online Media:

Muirhead tape drive unit

Maker:
Muirhead & Co. Ltd.  Search this
Measurements:
overall: 7 5/8 in x 8 in x 8 1/2 in; 19.3675 cm x 20.32 cm x 21.59 cm
Object Name:
tape drive unit
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.51
Catalog number:
334013.51
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b4-aea6-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1833172
Online Media:

Muirhead siphon recorder

Maker:
Muirhead & Co. Ltd.  Search this
Measurements:
overall: 14 in x 13 in x 16 in; 35.56 cm x 33.02 cm x 40.64 cm
Object Name:
siphon recorder
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.52
Catalog number:
334013.52
0334013.52
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b4-aea7-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1834299

Sullivan telegraph terminal block

Maker:
H. W. Sullivan  Search this
Measurements:
overall: 2 3/4 in x 12 1/2 in x 3 in; 6.985 cm x 31.75 cm x 7.62 cm
overall: 2 1/2 in x 3 in x 12 5/8 in; 6.35 cm x 7.62 cm x 32.0675 cm
Object Name:
terminal block
terminal board
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.05
Catalog number:
334013.05
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b4-6b8e-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1850356

Sullivan rotary switch for submarine telegrapy system

Maker:
H. W. Sullivan  Search this
Measurements:
overall: 2 1/2 in x 3 3/4 in x 3 3/4 in; 6.35 cm x 9.525 cm x 9.525 cm
overall: 2 3/8 in x 3 3/4 in x 3 3/4 in; 6.0325 cm x 9.525 cm x 9.525 cm
Object Name:
rotary switch
switch
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.58
Catalog number:
334013.58
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b4-af82-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1850358
Online Media:

telegraph key for submarine cable

Measurements:
overall: 4 1/4 in x 4 1/2 in x 6 7/8 in; 10.795 cm x 11.43 cm x 17.4625 cm
overall: 4 1/4 in x 4 1/2 in x 6 7/8 in; 10.795 cm x 11.43 cm x 17.4625 cm
Object Name:
telegraph key
telegraph component
Credit Line:
Transfer from the United States Department of Defense, Navy Department
ID Number:
EM.334013.13
Catalog number:
334013.13
Accession number:
1997.0407
See more items in:
Work and Industry: Electricity
Data Source:
National Museum of American History
GUID:
http://n2t.net/ark:/65665/ng49ca746b3-76e8-704b-e053-15f76fa0b4fa
EDAN-URL:
edanmdm:nmah_1850359
Online Media:

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