Publications of the Bureau of Visual Science

American Optical Company, 1950. 6" wide by 9" tall. Bright, clean, tight, square, unmarked copy. No store stamp, owner's name or bookplate. No underlining. No highlighting. No margin notes. No printing or edition statement. Illustrated with tables and diagrams. A collection of 19 papers on optometry, ophthalmology, and optic science. Among the papers are: History of Near-Point Reading Cards; Optical Principles of Retinoscopy; Optical Principles of Ophtalmometry; Diagnosis and Procedure in Cases of Amblyopia; The Correct Use of the Phoroptor; Some Important Optical Facts in the Correction of Aphakia; Principles of Single Iseikonic Lenses; Principles of Crossed Cylinder Tests; The Analysis of the Reading Graph; Correction of Astigmatism; Phoria Norms; etc. Gilt-embossed black stiff wrappers. 1st ed? (No additional printings listed). Softcover (spiral bound). Near Fine condition. 161pp . 1st ed? (No additional printings listed).