False 1623-81 Schwa Höhle 81 1623 1c 1/T + 81 1623-81 CUCC 1977 - Team Geriatric, 2007 - Olly and Jenny A short section of horizontal passage 5m below the surface, with two entrances. Further entrances (including one in the same doline as 85) were discovered in 2007, along with a connection to 148 via the Ice Octopus
Extended Elevation of 148 and 81 (2012):

Area plan, showing 81, 82, 107, 148, 1987-02, 2006-06 and 2006-76 (2012):

Compare with original Grade 1 extended elevation in Cambridge Underground expedition report 15m. caves/81/81.svx 1623/81/81.html 1623/81/81.html