Lamp set, incandescent

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Ingenium, 1988.1222.001
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OBJECT TYPE: SEELYSCOPE
DATE: 1940–1949
ARTIFACT NUMBER: 1988.1222.001

MANUFACTURER: Unknown
MODEL: LUMITROL
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: METAL, GLASS &SYNTHETIC

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 21.0 cm
Width: 16.0 cm
Height: 15.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Exploration and Survey
Category: Photogrammetry
Sub-Category: N/A

Manufacturer

AKA: Unknown
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Canada
State/Province: Unknown
Period: PROBABLY 1940'S & 1950'S
Canada: DESIGNED BY G.A. SPEAR OF THE DOMINION FOREST SERVICE AS PART OF THE DEVELOPMENT OF THE SEELYSCOPE.
Function: USED TO ILLUMINATE THE PHOTO AND THE MAP BEING VIEWED USING THE SEELYSCOPE. THE ILLUMINATION IS VARIED SO THAT THE IMAGES OF THE MAP, PHOTO, AND TRACING PENCIL REMAIN CLEAR AND SHARP.
Technical: ENABLED THE USER TO TRACE THE INFORMATION FROM THE PHOTO ON TO THE MAP MORE ACCURATELY AS THE VARIED ILLUMINATION PROVIDED A CLEARER VIEW OF THE PHOTO, MAP & TRACING
Area Notes: Unknown

Details

Markings: ON RHEOSTATS: '350 OHMS 910'/ ON LIGHT HOLDERS: 'CAT./ S-6'/ ON PLUG: 'Belden/ 1,858,196 PAT. NO'S 1,858,197'
Missing: N/A
Finish: METAL: BLACK CRINKLE FINISH; SYNTHETIC BLACK
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

Unknown Manufacturer, Lamp set, incandescent, between 1940–1949, Artifact no. 1988.1222, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1988.1222.001/

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