Physics.
Enfield, W., LL.p. 1741-1797. Institutes of natural philosophy, theo- retical and practical. (Continued.)
Same. 3d American edition, with improvements. Cummings & Hil- liard. 1820. xv, (1), 395 pp. 3961.82 The first eleven plates are missing from this copy.
Same. 4th American edition. Cummings, Hilliard, & Co. 1824.
xxvii, 297 pp. 16 folded plates. *B.4283.2
Same. 5th American edition. Hilliard, Gray, Little & Wilkins. 1832. xviii, 216 pp. 8°. 5963.57 This card was printed at the Boston Public Library, November 20, 1907.
G5344