Herron, J.2017-09-252022-02-032017-09-252022-02-03https://hdl.handle.net/11124/171655Mine report no. 277.Includes map."Mine Manager's Report, page 472, State Bureau of Mines."Report submitted by J. Herron, manager.Typescript (carbon copy).reportsengIn copyright - non-commercial use permitted (http://rightsstatements.org/vocab/InC-NC/1.0/).Tomboy Gold Mines Company, Ltd.Mines and mineral resources -- Colorado -- San Miguel CountyMining claims -- Colorado -- San Miguel CountyText