SIGHT: TY AN EXPOSITION OF THE PRINCIPLES OF MONOCULAR AND BINOCULAR VISION. AUTHOR OF BY JOSEPH LE CONTE, LL.D. 61 WITH NUMEROUS ILLUSTRATIONS. THIRD EDITION. LONDON: KEGAN PAUL, TRENCH, TRÜBNER & CO. LTD. PATERNOSTER HOUSE, CHARING CROSS ROAD. 1895. |