Dye Tracing
Posted: Jan 29, 2009 11:07 am
Here is an excellent article about dye tracing. Pictured and perhaps one of the main authors is Ronnie Fieseler, a long time Texas Caver.
http://www.bseacd.org/graphics/Report_S ... _Trace.pdf
http://www.bseacd.org/graphics/Report_S ... _Trace.pdf