Born-Digital or AnalogAnalogTranscriptAnna mountain tunnel company Placer claim, Union park, Tin cup district. Colorado. R.M.News.Apr.3,1883 p.2 c.4 Activities, Texas Placer , Tin cup list. Colo. ;Assessment work, claims, Tin Cup dist., Colo. 40CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Anna mountain tunnel company, [71678]. Denver Public Library Digital Collections, accessed 14/05/2025, https://digital.denverlibrary.org/nodes/view/1284103
