Born-Digital or AnalogAnalogTranscriptAmerican telephone and telegraph company Mountain Bell's board of directors approves merger with Denver Business World AT&T. DBW O 6, 1980 p.16 "Long Lines" to expand its long distance service capacity in the-A-west. RMN D 17, 1981 p.126 Denver to be headquarters for giant AT&T spinoff company, RMN N 24, 1982 p.1,18 New phone giant will replace Mountain Bell, Northwestern: Bell of Omaha and. Pacific Northwest Bell. Local strike incidents discussed.1982 p.122 RMN Ag 1l, 1983 p.oCollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
American telephone and telegraph company, [43799]. Denver Public Library Digital Collections, accessed 13/02/2026, https://digital.denverlibrary.org/nodes/view/1202603
