False 1623-174 Plateau Schacht 90/4 1d 1623 1/S + 174 90/4 1623-174 Recorded CUCC 1990, descended by Adam ? c 30m shaft, climbable for first 10m to rock bridge. Snow at bottom, but cobble floor also visible. 1623/174/174.html 1623/174/174.html