John Williams
20-01-2006, 09:35
Here's what a highly qualified SCUBA diver had to say about "the humble snorkel" all the way back in 1998!
(there's even a picture!)
http://www.bsac.org/techserv/ndcb36s.htm
Thanks Mike!
John
(there's even a picture!)
http://www.bsac.org/techserv/ndcb36s.htm
Thanks Mike!
John