Colorado Historic Newspaper Collection A service of the Colorado State Library, the Colorado Historic Newspapers Collection (CHNC) currently includes more than 2 million digitized pages, representing more than 553 individual newspaper titles published in Colorado from 1859 up to 2020. Includes digitized copies of El Diario de la Gente, the UMAS student newspaper at CU Boulder, which was published from 1972-1983, and La Cucaracha, a Chicano newspaper published in Pueblo, CO from 1976-1983.