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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Linear
PIC No 4880/PC18G
PIC-Thornton
England
Plastic on wood
est 1950-1960's
25 cm
General Purpose
Notes:
1) Has a short inverse tangent and inverse sine scale 2) Has a short sine and tangent scale
Image 1
Image 2
Image 3