2022-12-082022-12-08https://hdl.handle.net/11124/15586Scale not given.Blueline.Photocopy.Shows cross-section of main working shaft and tunnels located in Gregory Mining District, Sec. 12, T.3 S., R.73 W.On sheet 32 x 23 cmmine mapscross sectionsengNo Known Copyright: http://rightsstatements.org/vocab/NKC/1.0/.Mines and mineral resources -- Colorado -- Gilpin County -- MapsMcAllister mine, 4 lode claimes sic in one group, McAllister-German-Lester J-Hartford, Central City, Colo., Gilpin CountyGerman ... Central City, Colo., Gilpin CountyLester J ... Central City, Colo., Gilpin CountyHartford ... Central City, Colo., Gilpin CountyMcAllister ... Central City, Colo., Gilpin CountyGregory mining districtStillImage