Title: On sunspots
Description: "A history of the controversy over sunspots with translations of the letters contained in Galileo's Istoria e dimostrazioni intorno alle macchie solari e loro accidenti. The material that was added during the printing of the Istoria, the dedication, preface, laudatory poems, and the note from the printer to introduce Scheiner's tracts, have been added in an appendix"--
Subjects: Early works to 1800, Sunspots, Long Now Manual for Civilization