Watch and clock escapements; . or, The Physiology of -Numbering of Use and Value of of The Opticians Manual, Vol. I., is complete in itself, andhas been the entire optical education of many successful opti-cians. For student and teacher it is the best treatise of its kind,being simple in style, accurate in statement and comprehensivein its treatment of refractive procedure and problems. It meritsthe place of honor beside Vol. II. in every optical library. Bound in Cloth—422 pages—colored plates and ill
Watch and clock escapements; . or, The Physiology of -Numbering of Use and Value of of The Opticians Manual, Vol. I., is complete in itself, andhas been the entire optical education of many successful opti-cians. For student and teacher it is the best treatise of its kind,being simple in style, accurate in statement and comprehensivein its treatment of refractive procedure and problems. It meritsthe place of honor beside Vol. II. in every optical library. Bound in Cloth—422 pages—colored plates and illustrations. Sent postpaid on receipt of $ 8s. 4d.) published by The Keystone, THE ORGAN OF THE JEWELRY AND OPTICAL TRADES, 19TH & Brown Sts., Philadelphia, U. S. A. THE OPTICIANS MANUAL VOL. II. By C. H. Brown, M. D. Graduate University of Pennsylvania; Professor of Optics and Refraction; formerly Physician in Philadelphia Hospital ; Member of Philadelphia County, Pennsylvania State and American Medical The Opticians Manual, Vol. II., isa direct continuation of The OpticiansManual, Vol. I., being a much moreadvanced and comprehensive covers in minutest detail the fouigreat subdivisions of practical eye refrac-tion, viz : Anomalies. It contains the most authoritative and complete researchesup to date on these subjects, treated by the master hand ofan eminent oculist and optical teacher. It is thoroughly prac-tical, explicit in statement and accurate as to fact. All refrac-tive errors and complications are clearly explained, and themethods of correction thoroughly elucidated. This book fills the last great want in higher refractiveoptics, and the knowledge contained in it marks the standardof professionalism. Bound in Cloth—408 pages—with postpaid on receipt of $ (8». 4d.) published by The Keystone, THE ORGAN OF THE JEWELRY AND OPTICAL. TRADES. 19TH & Brown Sts., Philadelphia, U.
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Keywords: ., bookcentury1900, bookdecade1900, bookidwatchclockes, bookyear1904
