In observance of the Federal holiday on Monday, February 16, the Jefferson Building Great Hall and
exhibitions will be open from 10 a.m. - 5 p.m. to guests with timed-entry passes. Reading rooms
will be closed to researchers.
On sunspots
Catalog Record Only
"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"-- Provided by publisher.
Contributor:
Van Helden, Albert - Galilei, Galileo - Reeves, Eileen Adair - Scheiner, Christoph