The Comunicacion Aztlan Collective was active during the early 1970s and produced many memorable recordings. Most of the activities of Comunicacion Aztlan collective were centered at KPFA-FM in Berkeley. This collection is comprised of oral history, poetry, dramatic readings, and music, with a wide range of topics and issues. Programs produced by the collective include:

• Reflecciones de la Raza- One of Northern California's first bi-lingual community radio programs.
• Como Mis Antepasados- Documentary series with Latino and Latin American perspectives, historic and political analysis with poetry, dramatic reading, actualities and oral history. 
• This collection also contains selections from Unidos; 3rd World Now; 3rd World Special; 3rd World News; and KPFA News. 

Topics of focus include: The Convention of El Partido de La Raza Unida (El Paso, Texas Sept. 1-4, 1972); United Farm-Workers demonstrations, poetry, speeches, songs, Cesar Chavez, benefits and interviews; Prison Movement poetry, interviews and analysis; International issues in Cuba, Chile, Central America, and Mexico; The September 11th 1973 Coup in Chile; Wounded Knee- reports from Native American Struggle; Community issues such as education, housing, police brutality, labor issues, welfare, development and health; Culture including poetry, dramatic readings, interviews and events.