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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Disk
[Gilson?] Photo Rule
[Gilson?] For General Motors
USA
Aluminum
est. 1950's
Dia. = 12.8 cm
Automotive
Notes:
"1) Used to determine camera settings for photography 2) Appears to be made by Gilson, but has no manufacturers name"
Image 1
Image 2
