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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Linear
N4053-3
Keuffel & Esser
USA
Celluloid on Mahogany
about 1948
25 cm
Basic Calculation
Notes:
"Serial number 374305. Very utilitarian slide rule — only nine scales: A, B, C, D, CI and K; S, L and T"
Image 1
Image 2
