Key, telegraph
Use this image
Can I reuse this image without permission? Yes
Object images on the Ingenium Collection’s portal have the following Creative Commons license:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
1985.0356.001
Permalink:
Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.
DOWNLOAD IMAGEPURCHASE THIS IMAGE
This image is free for non-commercial use.
For commercial use, please consult our Reproduction Fees and contact us to purchase the image.
- OBJECT TYPE
- 4 PIN/DOORKNOB
- DATE
- 1935–1945
- ARTIFACT NUMBER
- 1985.0356.001
- 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
- CAST IRON BASE & TRIUNION/ STEEL OPERATING LEVER, VIBRATING ARM & ASSORTED PARTS/ BAKELITE OPERATING KNOB & PADDLE
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 20.2 cm
- Width
- 7.7 cm
- Height
- 7.4 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
- North America
- State/Province
- Unknown
- Period
- C. 1935 TO 1965
- Canada
-
USED BY TELEGRAPHERS AND AMATEUR RADIO OPERATORS IN CANADA. - Function
-
A SWITCH FOR INTERRUPTING AN ELECTRIC CURRENT TO TRANSMIT TELEGRAPH OR WIRELESS SIGNALS. - Technical
-
DOTS WERE CREATED AUTOMATICALLY WHICH INCREASED SENDING SPEED. - Area Notes
-
Unknown
Details
- Markings
- N/A
- Missing
- CONNECTING LINE CORD From CA of 09/26/1996 by Kevin Machan: Yes - Missing: placard or manufacturers label.
- Finish
- BASE & TRIUNION BLUE CRINKLE PAINT/ KNOB & PADDLE BLACK
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Key, telegraph, circa 1935–1945, Artifact no. 1985.0356, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1985.0356.001/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
1985.0356.001
