Circular slide rule for air navigation: "Rhumb line distance and course computer"

Made:: 1944 in Texas

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Circular slide rule for air navigation: Rhumb line distance and
Science Museum Group
© The Board of Trustees of the Science Museum

Circular slide rule for air navigation: "Rhumb line distance and course computer", plastic, in holder with instructions, designed 1944 by John E. Clemons and made by Simplified Flight Calculator Company, Texas

Details

Category:: Mathematics

Object Number:: 1985-279

type:: circular slide rule (navigation)

credit:: Crosby, R.C.

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Circular slide rule for air navigation: "Rhumb line distance and course computer"

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