Born-Digital or AnalogAnalogTranscriptPostal service. Colorado How mails are carried over high mountains. RMN Mar. 8, 18'78 p.4 c.5 Sketch of general dilivery dept. RMN Mar. 1, 1931 p.5 sec.1 Story of a mountain mail carrier in the San Juan. .Ridgway Herald. Mar. 5, 1891 p.1 Mail carriers in the mountains. Colorado Sum. Jan. 31, 1892 Dead letter office. Post Feb. 13, 1932 p.8CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Postal service. Colorado, [496450]. Denver Public Library Digital Collections, accessed 10/08/2026, https://digital.denverlibrary.org/nodes/view/1577285
