Editore: Troubador Press, San Francisco, CA, 1971
ISBN 10: 0912300183 ISBN 13: 9780912300184
Da: 100POCKETS, Berkeley, CA, U.S.A.
Prima edizione
Soft Cover/Stapled. Condizione: New. First Edition, First Thus. BRAND NEW COPY w/trace wear to stapled softcover. Compilation of 19 maze puzzles to challenge both eye and mind with pencil in hand. Solutions, hopefully not needed, included.