Describes ways people say things to each other without using spoken or written words such as beacon fires, hand signals, alarms, and flags.
- ISBN10 0688073778
- ISBN13 9780688073770
- Publish Date 1 March 1993
- Publish Status Out of Print
- Out of Print 22 June 2021
- Publish Country US
- Imprint Morrow Junior Books
- Format Hardcover
- Language English