Communicate effectively underwater with the Hinchcliffe Books Scuba Divers Sign Language Manual. Signs create pictures for your mind that represent ideas or objects in a familiar way that can be easily remembered.

This book contains 160 signs that will enable the diver to communicate virtually any message needed during a dive. The book is set out in a conveniently indexed format and has a strong plastic cover so that it can be kept in a kit bag without being damaged.

Specification

• 103 pages
• 10x 16 cms
• Plastic cover wire bound