LONG, ROGER; et al. Astronomy. 100 (instead of 99) engraved plates, including one duplicate (facing page 225 in Volume 1), most folding. iv, [4], 356; iv, [4], 357-728, [10] pages. 2 volumes. 4to, 253x191 mm, contemporary calf gilt, Volume 1 rebacked, Volume 2 joints cracked, cords intact; contents of Volume 1 clean and bright apart from browned plate facing page 205, occasional light toning of text and plates in Volume 2. Cambridge: Printed for the Author, 1742-85