Original 1918-19 Cadillac Owner's Manual. It is titled: Manual of Care and Operation Type 57. This manual contains operating instructions, maintenance and service specifications for this vehicle. It is a Ninth Edition [copyrighted 1923]. Very informative and collectible piece. This is a rare piece of automotive history in very good condition for its age with minor wear, soiling and blemishing [see photos]. The front cover has a sticker on top and a marked-out library stamp.