Born-Digital or AnalogAnalogTranscriptPostal service. Denver Denver plans same day delivery. RMN Sept. 5, 1962 p.8 Four-hour mail service starts Monday. Post Oct. 14, 1962 p.1 Four-hour service successful. Post Oct. 24, 1962 p.63 New post office under construction at 245 Columbine St. Post Jan. 6, 1963 p.2D Dedication of post office at 1350 Santa Fe Drive Saturday. Post Mar. 10, 1963 p.15A Zip code mailing system launched. PEN *July 2, 1963 p.8CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
