NASA NTRS · 19670000547
GMT/local-time conversion chart
Abstract
GMT/local-time conversion is made by a longitude pocket instrument that automatically indicates desired information by simply manipulating the moveable portion of the instrument in accordance with a set of simple instructions imprinted on the reverse side of the instrument.
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Creveling, C. J.. 1968-02-01. GMT/local-time conversion chart. https://ntrs.nasa.gov/citations/19670000547
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