By members of the South African Spelaeological Association, hardback, 77 pages, Maskew Miller Ltd., second edition, 1960.

Includes the following chapters:
- Where Nomads Lived
- A Trip through the caves
- Into the darkness
- Subterranean survey
- Geology of the Cango Caves
- Cave Formations
- Animal life in the Cango Caves
- The Meteorology of the Cango Caves
- The Cave goes on