MICHAUX, FRANÇOIS ANDRE. The North American Sylva; or a Description of the Forest Trees of the United States, Canada, and Nova Scotia...translated from the French...with notes by J. Jay Smith. Philadelphia: Robert P. Smith, 1853. Second American edition (second issue), 156 hand-colored lithographed plates. Stafleu & Cowan TL2 5966; MacPhail 24b -- NUTTALL, THOMAS. The North American Sylva. Philadelphia: Robert P. Smith, 1853. Third reissue, with 121 hand-colored lithographed plates. Stafleu & Cowan TL2 6930. Together 6 volumes, 8vo, 253 x 146 mm., uniformly bound in publisher's green morocco, covers and spine elaborately gilt-decorated, g.e., a one-inch chip at head of vol. 2 (first work), spines slightly dried and rubbed at extremities, minor wear to extremities; some scattered pale foxing to text, plates generally clean.