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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Long and Long Scale Slide Rules
K&E / 1740 Thacher
W.F. Stanley (GB)
UK
Metal/wood/paper
1885-1886
940 cm
Basic Calculations
Notes:
Early serial no. 280 long-scale OEM model made by W.F. Stanley (GB).
Image 1
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Image 5
Image 6
Image 7
