Interior view of Western Union telegraph office in Denver, Colorado; shows a delivery boy in uniform, a man in a suit, and a woman by a telephone. Calendar and lamp read: "Western Union Telegraph and Cable."
Western Union Telegraph Company--Facilities--1910-1920.; Denver (Colo.)--1910-1920.; Offices--Colorado--Denver--1910-1920.; Telegraph offices--Colorado--Denver--1910-1920.
Interior view of a telegraph office in Denver, Colorado; shows men at desks with typewriters, telegraphic equipment, and telephones. Switches are on the wall by a sign: "Postal Telegraph Messengers Furnished."