Thursday, March 15, 2012

Ebook: CCR Cave Diving by Dr. Mel Clarck

CCR Cave Diving "Almost Simplified" (As there is nothing simple about cave diving):
A Complete Guide to Diving a Closed Circuit Rebreather in the Overhead Environment 
by Dr. Mel Clarck

Thursday, March 15, 2012

Ebook: CCR Cave Diving by Dr. Mel Clarck

CCR Cave Diving "Almost Simplified" (As there is nothing simple about cave diving):
A Complete Guide to Diving a Closed Circuit Rebreather in the Overhead Environment 
by Dr. Mel Clarck