RecordCalculatormade in France, used at Royal Observatory, Edinburgh
CalculatorThis calculator was made in the 19th century, probably in France. It was used to solve mathematical problems connected with celestial mechanics, particularly those which involved the projected movements of a comet. In the late 19th century, it was used at the Royal Observatory in Edinburgh. Made of brass, the calculator is unsigned. Analogue calculator for the solution of Kepler's equation, unsigned, probably made in France, 19th century Record detailsTo search on related items, click any linked text below.
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