Observations on Nebulæ with a Fourteen Feet Reflector, Made by H. L. Smith and E. P. Mason, during the Year 1839
Published in Transactions of the American Philosophical Society, in 1841, in volume 7, pages 165-213
Date published:1841
Published in Transactions of the American Philosophical Society, in 1841, in volume 7, pages 165-213
Date published:1841