Description
1957 edition. Hardcover has some minor wear along the sides, scuffs and marks. No dust jacket. Spine has some wear on the top and bottom. Pages are clean and the binding is secure.
This well-preserved copy of “Slide Rule for Sea and Air Navigation” by John Charles Podmore offers a fascinating glimpse into the pre-digital era of navigation. Published in 1957, this instructional manual served as an indispensable guide for mariners and aviators navigating the high seas and skies using the slide rule, a mechanical analog computer that predated modern electronic calculators.
Podmore’s expertise as a navigator and mathematician shines through in his clear and concise explanations, making this book a valuable resource for historians, collectors, and enthusiasts interested in the evolution of navigation techniques. The absence of a dust jacket adds an air of authenticity, hinting at the book’s practical use aboard ships and aircraft, where a protective cover may have been deemed unnecessary or cumbersome.
Beyond its technical merits, this volume holds cultural significance as a testament to the ingenuity and problem-solving skills of pre-digital generations. It serves as a reminder of the human capacity to adapt and innovate, even in the face of technological limitations. For collectors of maritime or aviation literature, this copy represents a rare opportunity to own a piece of history that bridges the gap between traditional and modern navigation methods.
