School District T-3, R-71 Tunnel
| Quad | Ralston Buttes, 1965 (1994) |
|---|---|
| Section | S16, T3S, R71W |
| Source | 1957 Colorado Bureau of Mines Report |
| Initialdate | 1998-11-14 00:00:00-07 |
| Person | KER |
| History | 1957 70-foot tunnel dug with nothing of value found. |
| Active | 1 |
| Lifecyclestatus | Active |