SIMPSON, Thomas (1710-61). Miscellaneous Tracts ... in Mechanics, Physical-Astronomy, and Speculative Mathematics, London, for J. Nourse, 1757, 4°, FIRST EDITION, 3 folding engraved plates (occasional minor spotting, ink ownership stamp at foot of title and 2 cancelled stamps on verso), early 19th-century calf-backed boards (rebacked). [Sotheran I 4399]