Plate, manufacturer's

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OBJECT TYPE: N/A
DATE: 1940–1945
ARTIFACT NUMBER: 1997.1044.001

MANUFACTURER: Martin, Glenn L. Co.
MODEL: Unknown
LOCATION: United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: Unidentified material.

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: 7.7 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Aviation
Category: Miscellaneous
Sub-Category: N/A

Manufacturer

AKA: Martin
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Likely WWII (1939-1945).
Canada: Unknown
Function: Appears to be instructions posted inside gun turret of a bomber airplane for activating the turret's electrical system. Each turret had an electric motor to supply the power to allow the turret to rotate and the guns to be elevated & lowered.
Technical: Unknown
Area Notes: Unknown

Details

Markings: Lettering on front face reads: "250CE23/POWER TURRET/MFG. BY/THE GLENN L. MARTIN CO./U.S.A./PATENTS [logo] PENDING/INSTRUCTIONS/1/ TURN ON MASTER SWITCH (RIGHT SIDE/OF JUNCTION BOX UNDER SEAT)./2. CHARGE GUNS BY PULLING HANDLES/TO FULL EXTENT THEN RELEASING./3. TURN ON GUN SWITCH./4. GRASP CONTROL HANDLES DEPRESSING/SIDE LEVERS./5. DISPLACE HANDLES FROM NEUTRAL/POSITION IN THE DIRECTIONS IT IS/DESIRED TO HAVE GUNS TRAVEL./6. SEE MAINTENANCE MANUAL FOR/ADDITIONAL INFORMATION."
Missing: N/A
Finish: Grey lettering & border; black background.
Decoration: Logo features 5 pointed star inside a circle (possibly early version of U.S. Army Air Forces roundel.

CITE THIS OBJECT

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

Martin, Glenn L. Co., Plate, manufacturer's, between 1940–1945, Artifact no. 1997.1044, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1997.1044.001/

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