Here are some interviews I recorded with Frank Rayner about his caving career. Hope you enjoy them
There's a couple more I've recorded with Frank but I've still got some editing to do on these.

The NCC's discoveries in and around Kingsdale
https://youtu.be/yEjGhtyVZN4

Caving with Dave Yeandle
https://youtu.be/mSXUSkHI4dM

Valley Exit in King Pot
https://youtu.be/3GlgF7SbGrE