For sale, original copy of 1970 SpeleoDigest, Edited by Jim Kramer and Bill Mixon, published by the National Speleological Society. This 338 page classic is a compilation of hundreds of articles, detailed cave descriptions, numerous maps, anectodes, cartoons etc. collected from regional caving publications. This copy is in very good/excellent conditions considering it is 45 years old, with only a few very minor scuffs/discolorations. Binding is totally tight; no loose pages. One copy only, just $12, free shipping!