Boulder Colorado City Plan Sightseeing Info c. 1950 tourist map & brochureBoulder, Colorado. (Old Maps, 20th Century Maps, Americana, United States, Colorado, Boulder, Travel, Tourism, Sightseeing). Issued c. 1950's (?), Boulder, Colorado by the Boulder Chamber of Commerce. Mid 20th century lithographed city plan, issued as part of this large folding multi panel promotional tourist brochure. The key locates features such as the radio station KBOL, the telegraph office, churches, schools and many buildings of the University