Root, A. P.2017-09-012022-02-032017-09-012022-02-03https://hdl.handle.net/11124/171576Mine report no. 231.Includes map.Typescript (carbon copy).reportsengIn copyright - non-commercial use permitted (http://rightsstatements.org/vocab/InC-NC/1.0/).Jewell Mining CompanyMines and mineral resources -- Colorado -- La Plata CountyMining claims -- Colorado -- La Plata CountyCalifornia Mining District (Colo.)Report on the Jewell Mining Company claims, La Plata County, ColoradoText