J. A. P. Two Stroke Engine Model S. 80 Type 4 (Unstated - ) (ID:40555)
J. A. P. Two Stroke Engine Model S. 80 Type 4 by Unstated. Handbook for Constructional Engineers (Unstated - 1952) (ID:50331). J. A. P. Two Stroke Engine Model S. 80 Type 4. Green paperback book with pictorial cover.