Condition: Good. Fort Worth, Texas: Command Computer, 1968. 8vo Paperback. 28pp. B/W illustrations. Good book and Very Good race course planner & plotter. Edges slightly damstained. None via Alibri, OCLC, and no auction records. For use of a shipper/captain of a sailboat. In polypropylene bag. (oclc, sailing, racing, ships ) Inquire if you need further information.