| Injection Point | Rumbling Beck Cave [SD672791] |
|
| Detection Point | Rumbling Hole and Rumbling Hole inlet, Lost Johns [SD 67112 79115] |
| Tracer | Fluorescein |
| Quantity | Not given |
| Detection Method | Visual |
| Time | 5 minutes and 2 hours |
| Distance | |
| Average Velocity | |
| Depth |
| Date | 01/12/1966 |
| Notes | |
| Test credit | |
| References | Brook, D. and Crabtree, H. 1969. 1.4 Lost John's System. ULSA Explorations Journal 1:3 |