You are bidding on a vintage handbook entitled "The SINAR System Handbook", by Carl Koch. Copyright 1974. Printed in Switzerland. 128 pages. The book is in excellent condition with all pages clean, crisp, no tears, marks or bends. This handbook, chock full of useful descriptives and images provides the photographer with the logical relationship of the extensive and versatile SINAR system. Certainly, a must for anyone with a SINAR system. Please see images for condition and additional detail. Shipped via USPS media mail. Please visit my other photography related listings. Thank you.