Vintage Scuba: SPG's – Everything You Need To Know – S06E12
The invention of SPG's in the 1960's made scuba safer and more fun. Alec shows the evolution of this simple, but very important instrument, and why it may soon disappear.
*** In this episode of Vintage Scuba ***
1961 Sportsways!-->!-->!-->!-->!-->!-->…
Read More...
Read More...