Martini Hortensi Delfensis Responsio ad Additiunculam D. Ioannis Kepleri, Caesari Mathematici, praefixam ephimeridi eius annum 1624

by Martinus Hortensius, Maarten Van Den Hove

$25,000 · Offered by Martayan Lan

First edition

Very rare first edition of a treatise by the Dutch autodidact astronomer Martin Hortensius (or van den Hove) (1605-39) refuting Johannes Kepler’s (1571-30) criticism of his measurements concerning the angular diameter of the sun. The two men first disputed this observational problem following Hortensius’ publication of his findings in the..... More

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