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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Linear
Acu-Rule / Concrete Volume
Acu-Rule
USA
Wood
est 1030's
25 cm
Concrete Calculations
Notes:
This slide rule was an advertising piece for the Majestic Building Materials Corporation. The scales are quite finely divided. The construction is wood with laminated plastic scales.
Image 1
Image 2
Image 3
Image 4
Image 5
Image 6
