Venus seen on the sun : the first observation of a transit of Venus Horrocks, Jeremiah | Applebaum, Wilbur 2012 History of science and medicine library, 1567-8393 ( Serie ) Leiden ; Boston : Brill Englisch 9789004221949 Abstract

This text by Jeremiah Horrocks is his accurate prediction and the first observation of a significant astronomical event, and his analysis and comments on the changing nature and pactices of astronomy between Galileo and Newton in the 17th century.