A relation of the observations made at Quito, of the obliquity of the ecliptic at the latter solstice of 1736, and the former of 1737, with an instrument of 12 feet radius
Автор: Pierre Bouguer, издатель: "Книга по требованию", ISBN: 978-5-8851-2790-5| В наличии: | ||||
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5 из 5, 8 голос(-ов).