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    Air Navigation Computers, a book from the Oughtred Society
    From: Ed Popko
    Date: 2022 Jul 27, 06:51 -0700

    An item of interest to some NavListers ...

    The Oughtred Society is pleased to announce the publication of a new book: " A Closer Look At Mechanical Air Navigation Computers". This 197 page book describes the operation and principals behind these unique historical devices. Many detailed images, drawings and examples are given. Numerous devices are described. Collectors, pilots and others interested in aviation should find this work to be of great interest. Klaus Petzgold, a 30 year chief pilot, flight instructor and teacher, is the author of this fine book. A limited supply of this book is available from the Oughtred Society at a cost of $35 plus $8.50 shipping.

    https://www.oughtred.org/index.shtml

    Popko

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