lt;texascavers-boun...@texascavers.com> On Behalf Of
ralb...@austin.rr.com
Sent: Tuesday, April 17, 2018 12:34 PM
To: Texascavers@texascavers.com
Subject: [Texascavers] Bärenschliffe
from the document:
_http://geolib.geo.auth.gr/index.php/sasg/article/viewFile/7517/7274
References polished surfaces of
from the document:
_http://geolib.geo.auth.gr/index.php/sasg/article/viewFile/7517/7274
References polished surfaces of rock in caves that have been worn smooth,
sometimes to a shine, by the repeated passage of cave bears.
My wife suggests similar markings exist where my son and I bump into
