eg A5; Liz Cowell, eg A4.
A1: Andy Quin emerging from the short crawl which was excavated at the base of
the top entrance chamber in 1989 to allow entry to Cueva Vallina.
A2, B1: Alasdair Neill in the streamway up to Thornton Force?
A3: The streamway up to Thornton Force?
A4: Liz Cowell in the streamway up to Thornton Force?
A5: Alasdair Neill passing between the boulders at the end of the Rio Rioja.
B2: Thornton Force. B3: The top entrance chamber?
B4: Andy Quin with sediment sampling tube at the Glitter Run in the top level.
1
2
3
4
5
A
B
