Andy Kirkpatrick is currently compiling this magnum opus, which may well be of interest to cavers for emergency techniques. He also has his climbing tips guide on special offer (30% on printed copy direct from vertebrate publishing) or:
https://www.amazon.co.uk/gp/aw/d/B01BOGSD66/ref=tmm_kin_title_0?ie=UTF8&qid=1570800870&sr=8-1
https://www.amazon.co.uk/gp/aw/d/B01BOGSD66/ref=tmm_kin_title_0?ie=UTF8&qid=1570800870&sr=8-1
