For his 50th birthday, John Parr Snyder’s wife bought him a special gift: a ticket to “The Changing World of Geodetic Science,” a cartography convention in Columbus, Ohio. Geodesy, an esoteric branch of geography studying the shape of the earth, had been one of Snyder’s lifelong hobbies. As a keynote, the 1976 conference featured a […]

An interesting read via WIRED
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