False 1623-135 Schwa Schacht 135 1623 2c 1/S + 135 1623-135

Shaft choked at -20m Surface survey (138-136a-135) NotKH Survey book p88-89 In dataset surveyed; est. total 4m caves/135/135.svx smkridge/135/135.html smkridge/135/135.html