| Nullarbor Caves Expedition 1971-72 |
 |
|
A 40cf safety bottle was hung on the mainline as backup.. Photographer: Ron Doughton |
Add comment
| Read |
|---|
by Sheck Exley A book by the world-renowned cave diver, the late Sheck Exley. A compilation of case studies of accidents that occurred in the USA and how to learn from them.
Read more...
|