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Keuffel & Esser Polyphase Duplex Decitrig Slide Rule Manual 1939
Keuffel & Esser Polyphase Duplex Decitrig Slide Rule Manual 1939
Keuffel & Esser Polyphase Duplex Decitrig Slide Rule Manual 1939
Keuffel & Esser Polyphase Duplex Decitrig Slide Rule Manual 1939

Keuffel & Esser Polyphase Duplex Decitrig Slide Rule Manual 1939

$ 2.63

Availability: 91 in stock
  • Condition: Light wear (See Description for more detail)

    Description

    Keuffel & Esser Polyphase Duplex Decitrig Slide Rule Manual 1939
    No. 4071
    By Lyman Dells, Willis Kern and James Bland
    Published by Keuffel & Esser Co.
    Copyright 1939
    87 Pages
    Condition: Light wear. Company stamp pad stamp marking on the cover.
    Shipping Notes: We do offer reduced shipping costs when buying multiple items.