5925.51 —**E.211.22 *E.211.23 +*E.5115.8 Farrar, John. 1779-1853.
An experimental treatise on optics, being the third part of a course of natural philosophy. Cambridge, N. E. Pr. by Hilliard and Metcalf. Sold by W. Hilliard, Cambridge. 1626. vii, 350, (1) pp. 6 folded plates. 8°.
-Optics. ae