Underground workings of Bird Reef
- ZA HPRA A1138-C-105-105.11
- Unidad documental simple
- 30 June 1933
Underground workings of Bird Reef
Underground workings of Main Reef Leader
Underground workings of South Reef
Underground workings of Bird Reef
Underground workings of Main Reef Leader
Underground workings of South Reef
Underground workings of Bird Reef
Underground workings of Main Reef and Main Reef Leader
Underground workings of South Reef