records released between 1905 and 1955 of corridos, canciones, boleros, rancheras, and sones; or nstrumental music, including the first recordings of norteño and conjunto music?
"songs from 45 rpm recordings that date from around 1955 to the 1990s, ... recordings produced by a wide range of small regional firms that were created to serve the musical interests of the growing immigrant population in the United States, especially along the U.S.-Mexico border"?
"62,000 individual songs from 33⅓ rpm phonograph records and cassette tapes also from 1955 to 1990" which showcase everything between traditional styles into contemporary times?
"Hearing the Americas explores the first decades of recorded music, revealing how ideas about genre, race, and nation were formed in the transnational circulation of people and records. We focus on the United States and Latin America, whose vibrant musical interactions originated in the African diaspora and were reactivated in new ways by the advent of the record industry."