Big Max, the world's greatest detective, helps the zoo keeper find a missing moose.
- ISBN10 0437901254
- ISBN13 9780437901255
- Publish Date 22 October 1979 (first published 1 January 1977)
- Publish Status Out of Print
- Out of Print 4 December 1992
- Publish Country GB
- Imprint Mammoth
- Format Hardcover
- Pages 64
- Language English