;Large entrance above Tham Tan Sa Na. Western bank and 50m downstream ;Book - Martin Ellis Inst. - Claire Dummer #date 2003-03-27 #units meters order=dav #note 8 A5 #flag 8 /Entrance #seg /cave 1 TA0037A:11 34 190 0 (?) 2 1 8 205 2 <1 1 1 .5> 1 <4 4 .3 1.5> 2 3 10.4 75 -9 3 <3 1.5 2 .5> 4 3 11.8 184 -15 <1 1 .5 1> 2 5 13.15 306 4 5 <2 1 1 1.6> 6 5 19.3 140 -12 <3 5 3 1.5> 6 7 11.9 334 11 7 <5 8 2 1.6> 8 7 12.7 213 -13 <5 5 2 1.5> #seg /surface 8 s1 24.9 93 -17 s2 s1 19.7 309 11 s2 s3 17.4 100 -6 s4 s3 28.2 337 0 s4 TA0037A:16 15 151 -2