https://www.benl.ebay.be/itm/266516165284
or
https://www.vinted.be/items/3345228392-collectie-speleo-caving-canyon-boeken-te-koop-lees-beschrijving-voor-meer-info
Large collection of caving Speleo books + magazines (Descent + Speleo Mag) for sale
Excellent condition of the newly purchased books, books that I bought second hand, of course in used condition.
Beautiful collection, see the website link below for a photo collection of all books available...