A History of Phosphate Mining in Southeastern Idaho
Figure 20. Union Phosphate Company's tunnel on the right (Rich Placer Claim) and the Nashville Lode Mining Claim tunnel on the left, September 9, 1996 .....37 . 21. Underground mine map of the two tunnels on the Nashville Lode Mining Claim . . 38 22. Trench above the Hot Springs Mine, on the Hermitage Lode Mining Claim,