Born-Digital or AnalogAnalogTranscriptAdriatic mine. Hall valley district. Colorado. Activities previous to 1876. RMN INDEX R. M. News. Feb. 13, 1880. p.5 c.1 Some development. R. M. News. Dec., 10, 1881. p.3 0.3 On proposed r.r. route. railroad R.M.News. Apr. M ,1884CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Adriatic mine. Hall valley district. Colorado, [127299]. Denver Public Library Digital Collections, accessed 18/06/2025, https://digital.denverlibrary.org/nodes/view/1231077
