Key, telegraph
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1975.0035.001
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- OBJECT TYPE
- CAMEL BACK/OPEN CIRCUIT
- DATE
- 1848–1869
- ARTIFACT NUMBER
- 1975.0035.001
- MANUFACTURER
- Unknown
- MODEL
- CAMEL BACK
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- BRASS/ EBONITE OPERATING DISC & KNOB
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 14.2 cm
- Width
- 9.1 cm
- Height
- 5.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telegraphy
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- 1870-1912
- Canada
-
USED IN METCALFE, ONT TELEGRAPH OFFICE. SERVICES SUPPLIED BY THE MONTREAL TELEGRAPH COMPANY & LATER BY THE GREAT NORTH WESTERN TELEGRAPH. THE SERVICE BEGAN IN 1870 & CLOSED IN 1912, DUE TO THE DEVELOPMENT OF THE TELEPHONE. METCALFE OFFICE CALL WAS 'XC'. - Function
-
A DEVICE FOR OPENING OR CLOSING AN ELECTRIC CIRCUIT TO TRANSMIT MESSAGES. - Technical
-
ELIMINATED BATTERY WASTE WHEN TRANSMISSIONS WERE NOT BEING MADE, WITHOUT CLOSING INCOMING MESSAGE TRANSFERENCE. - Area Notes
-
Unknown
Details
- Markings
- N/A
- Missing
- SPRING From CA of 08/14/1996 by Kevin Machan: Yes - Missing: lever finger button.
- Finish
- Unknown
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Key, telegraph, between 1848–1869, Artifact no. 1975.0035, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1975.0035.001/
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