Only 15 left in stock and they're gone forever! The Speleo Digest is an annual compilation of the most important articles appearing in Grotto Newsletters. Each Speleo Digest contains a wealth of information on caves, cave science, cartography, and equipment, as well as fiction and cave humor. No caver's library is complete without a full set.
Issue# 25 of the Speleodigest Series.
Bill Mixon and John Hempel Series Editors
253 pages, Softbound