Harvard tour: Messier 1

Posted by David Eicher
on Monday, September 23, 2013

By David J. Eicher

Treasures of the collection of Owen Gingerich: Essay on Comets in General by M. Dionis du Séjour, published in Paris, 1775, copy owned and annotated by Charles Messier (1730–1817), French comet hunter and deep-sky cataloguer, Owen Gingerich Collection, Harvard University, Cambridge, Massachusetts, photographed September 20, 2013.

Related blog:  "A visit with Owen Gingerich, part 1"

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