Ophthalmometry
 Catalogue Number: 317 Ophthalmometry Category: Book Sub-Category: Book of historical note Author: LeRoy E RYER Year Of Publication/Manufacture: 1925 Time Period: 1900 to 1939 Place Of Publication/Manufacture: New York Publisher/Manufacturer: The Optical Publishing Company Description Of Item: 8vo, 220 pages with many illustrations Historical Significance: This book is essentially a manual for keratometry. Keratometry (syn ophthalmometry) was invented by French ophthalmologist Samuel Hankins in 1880 and developed by Javal and Schiotz in 1881 (See Javal L, Schiotz H. Un opthalmometre pratique. Annales d'oculistique, Paris, 1881, 86: 5-21.). LeRoy Ryer was a New York optometrist Condition: Fine Location: Archive room. East wall. Books of historical note |