By Joe Prosser and H V Grey

This is a must have book for every cave diver. It includes illustrations of the full repertoire of standard hand signals, as well as touch, torch and line signals. Also included is instruction in the use of line arrows and jump reels.

Published by The National Speleological Society - Cave Diving Section (NSS-CDS)

60 pages
145 x 220mm
Free postage in Australia
Overseas buyers please contact us before ordering for a shipping quote

$19.95