;Survey from Gour Pitch to Pothole Entrance ;Book - Martin Ellis Inst. - Malc Reid ; Suunto Compass - 723445 Clino - 726759 ;#note 4a Pothole Entrance #flag 4a /Entrance #date 2002-02-16 #seg /cave 1 TA0016AB:95 19 351 -11 <5 0.5 3 1> 2 1 5.1 73 -3 <1.5 1.5 3 1> 2 3 6.9 172 2 3 <1 3 4 1.7> 4 3 12.3 10 0 <2 2 4 1.9> 4a 4 10 0 -90 <2 2 0 10> ;inverted leg for shaft to surface 4 5 8.5 218 0 5 <6 6 5 1.7>