Mark Guerrero & The Mudd Brothers (1972)
Cal State Los Angeles
Feria de la Raza Concert

(left to right- Richard Rosas, Mark Guerrero, Ernie Hernandez,
John Valenzuela, and Anthony Baray)

Mark Recording at Independent Studios (1972)

Mark on television in Los Angeles (1972)

Tango- Roxy Theater, Hollywood (1974)

(left to right- Richard Rosas, Ernie Hernandez, Mark Guerrero, and John Valenzuela)

Tango (1974)

(left to right- Ernie Hernandez, Richard Rosas, Mark Guerrero, and John Valenzuela)

Mark (1977)

Mark (1977)