18 h 24 sept 1500 año - Simple devices to aid human calculations- 16th century
Descripción:
Explorations of various continents and trading brought in the requirements of precise calculations
of sea routes, accounting, planetary positions, and navigational tables- 16th century. Napier bones and the Slide were used.
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fecha:
18 h 24 sept 1500 año
Ahora mismo
~ 524 years ago