Key, telegraph
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1975.0037.001
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- OBJECT TYPE
- OPEN CIRCUIT/STRAIGHT BAR
- DATE
- 1870
- ARTIFACT NUMBER
- 1975.0037.001
- MANUFACTURER
- Unknown
- MODEL
- Unknown
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- BRASS/ STEEL/ EBONITE OPERATING DISC & LEVER KNOB
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 12.5 cm
- Width
- 8.6 cm
- Height
- 4.5 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
-
APPARENTLY FIRST KEY TO BE OPERATED AT THE METCALFE STATION. MONTREAL TELEGRAPH COMPANY ESTABLISHED THE SYSTEM IN METCALFEAND LATER OPERATED BY THE GREAT NORTH WESTERN TELEGRAPH CO. METCALFE'S 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
- ON BOTTOM OF BASE BY LEGS: A SMALL HEART SHAPED METAL IDENTIFICATION TAG ATTACHED TO WOOD WITH: 'W.C. MACDONALD MONTREAL NAPOLLON'.
- Missing
- N/A
- 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, circa 1870, Artifact no. 1975.0037, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1975.0037.001/
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