BLANE, Gilbert (1749-1834). Select Dissertations on several Subjects of Medical Science, London: Thomas and George Underwood, 1822, 8°, FIRST COLLECTED EDITION, PRESENTATION COPY, inscribed "To the Honourable Capt. Fred.k Spencer from the author" on verso of title, 2 folding letterpress tables (lacking one preliminary leaf, title, first and last few leaves spotted, small part of lower margin of contents leaf torn away, small marginal hole to O7), contemporary half calf and marbled boards (part of spine label torn away, extremities rubbed) [Wellcome II, p. 177]; Elements of Medical Logick, London: Thomas and George Underwood, 1821, 8°, second edition (some annotations in pencil), contemporary half calf and marbled boards (rebacked, corners worn). (2)