Pholeos; Journal of the Wittenberg University Speleological Society single issues

Pholeos; Journal of the Wittenberg University Speleological Society, each issue $5.00

Vol 22 #1,2, 2004,

Vol 23 #1,2, 2005,

Vol 26 #1,2, 2008,

Vol 27 #1,2, 2009

Vol 28 #1.2, 2010

Vol 29 # 1,2, 2010

Vol. 30 #1, 2010,

Vol 31 #1,2, 2012