Beacher, L. Lester 1905- Contact lens technique; a concise and comprehensive test-book for practitioners, by L. Lester Beacher. - 3d ed., thoroughly rev. - New York, N.Y., New York contact lens research laboratories [1944] - 128 p. incl. illus., forms, diagrs. 22 cm. Bibliographical foot-notes. LCCN: sg 44000193 Subjects--Topical Terms: Eyeglasses.Lenses. LC Class. No.: RE961 / .B35 1944 Dewey Class. No.: 617.75