1: Harry Brisland at one of the entrances to site 3024.
2, 3: John Southworth in the entrances at site 3024. (photos: Chris Camm)
4 ,5: John Southworth and Chris Camm at one of entrances for site 3024.
6: Harry Brisland at one of the entrances to site 3024. (photos: Peter Clewes)