ASCO emerged at the height of the Chicano civil rights movement in the 1960s and 1970s ... On display was an image of Valdez, taken by Gamboa, standing above the graffiti art. Life had presented ASCO ...

How a 1970s Chicano Art Group Defied the Mainstream ... On display was an image of Valdez, taken by Gamboa, standing above the graffiti art. Life had presented ASCO with its full-circle moment.