Circular slide rule with plotting scale and course protractor for aeronautical use

Made:: 1971 in Denver

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Circular slide rule with plotting scale and course protractor
Science Museum Group
© The Board of Trustees of the Science Museum

Circular slide rule with plotting scale and course protractor for aeronautical use, E6B-1A flight path computer by Jeppesen & Co., Denver, Colorado, aluminium in plastic case, plus plastic aide-memoire Air-Aid rule copyright 1971 by AOPA

Details

Category:: Mathematics

Object Number:: 1990-624

type:: circular slide rule (aeronautical)

credit:: Tesseract

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Circular slide rule with plotting scale and course protractor for aeronautical use

Details

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