the UCLA Chicano Studies Research Center,
the Arhoolie Foundation,
and the UCLA Digital Library
This corrido is about contrabandistas named Pablo, Servando, Jose and Odilia La Guera. They left Salamanca en route to the border region. They got into a shootout with a black car who they thought was the cops. In the shootout 4 cops died along with Pablo and Jose while La Guera was injured.