George R. Dasher
A Complete Handbook for Surveying and Mapping Caves
The most comprehensive manual for surveying and mapping caves available, divided into three sections: collecting data, managing data, and drafting the map.
An appendix contains numerous sample cave maps, with comments by the author. Table of cave-map symbols on the endpapers. The definitive work on cave surveying. Reprint.
National Speleological Society
illustration: b/w, colour photos
format: 21,5 x 28 cm