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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Linear
254WN
Hemmi
Japan
Celluloid on Bamboo
1972 Nov
25 cm
General Purpose
Notes:
"Hemmi date code WK. Ostensibly for ""high school students"" but has 24 (!) scales"
Image 1
Image 2
