Books by Koff, Richard MClick here for all books by Koff, Richard M available for purchase on-line. How Does it Work?: A Practical and Entertaining Guide to the Workings of Everyday Things - from Air Conditioners to Zippers by Koff, Richard M listed for sale on Bibliophile Bookbase. Click here for full details and on-line purchase. Bibliophile Bookbase lists over 5 million books, maps and prints including livres d'occasion, out of print books, libri antichi, fine bindings and first editions. Bibliophile Bookbase for antiquarian books, maps and prints. |