- Monitor - Mogul Mining District
| Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 353. Eakle, Arthur Starr (1919), Alpine County: California Mining Bureau. Report 15: 13 Crawford, James John (1894), Twelfth report of the State Mineralogist: California Mining Bureau. Report 12: 373 |