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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Linear
none
Novotni Slide Rule Co.
U.S.A
Celluoid over wood
c 1959
Steel Industry
Notes:
" Used to calculate the weight of steel by inputing the dimensions, very crudely made with rivits holding the laminated scale pieces to a backplate"
Image 1
