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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Linear
Neal Feay Co. / Cost Reduction Slide Rule
Neal Feay
U.S.A.
Matal
est 1950-1960's
12.5 cm
Business
Notes:
"Cost reduction calculations / learning curves, cost "
Image 1
Image 2
Image 3
Image 4
Image 5
