The Vivitar Guide A Manual for all Vivitar 35mm Accessories By John C. Wolf

The Vivitar Guide: A Manual for All Vivitar 35mm Accessories is a classic photography reference book written by John C. Wolf and published by Ziff-Davis Publishing Company in 1980. 

The book serves as a detailed hardware guide and instruction manual for the vast ecosystem of vintage Vivitar SLR photographic equipment popular during the late 1970s and early 1980s. John C. Wolf, who served as the editor-in-chief of Amphoto and authored multiple books on photography, designed this text to help both beginners and advanced amateur photographers maximize their gear.