Photograph of the Presbyterian Mexican Mission in Dallas, Texas. The mission is a white building with two windows in front on either side of the entrance and a white wooden fence in front. There is a sign identifying the building above the entrance. A car is parked in front and is partly visible in the bottom left of the photograph. There are other buildings on either side. The following is written on the back: "Dallas 'Springall Mission.'"

An onionskin carbon copy of a letter John J. Herrera sent to Alonso S. Perales of San Antonio, Texas. Herrera seeks assistance for Felix H. Morales and his Federal Communications Commission application for a radio station in the Houston area.

Onoinskin carbon copy of a letter sent by John J. Herrera to Arnulfo A. Zamora in Laredo, Texas. The letter was in regards to Felix H. Morales and his Federal Communications Commission application for a radio station in the Houston area. Herrera is seeking assistance from Zamora to prove discrimination in the application process.

Onionskin carbon copy of a letter sent by John J. Herrera to Dr. Carlos E. Castañeda in Austin, Texas. Herrera writes to ask for assistance with Felix H. Morales and his FCC application for a radio station. Herrera specifically asks for any news clippings or incidences of discrimination against Latin Americans of Mexican descent that could be used in support of the FCC granting the radio station to Houston rather than Mexia.

Onionskin carbon copy of a letter sent by John J. Herrera to D. F. Prince, in Washington, D. C. Herrera provides more information regarding the radio station application submitted by Felix H. Morales. Herrera outlines the concerns that should be emphasized when filing a protest for a hearing with the Federal Communications Commission.

Onionskin carbon copy of a letter John J. Herrera sent to Manuel Gonzales of San Antonio, Texas. The letter is in regards to Felix H. Morales who filed an Federal Communications Commission application for a radio station in the Houston area. Herrera is seeking assistance from Gonzalez to prove discrimination in the application process.

Copy of a letter sent by Kenneth R. Hyman to Felix H. Morales in Houston, Texas. Hyman expresses his concerns with having his name used as the radio station manager and how that could jeopardize his current employment position.

Onionskin carbon copy of a letter sent by John J. Herrera to D. F. Prince. Herrera inquires about the FCC hearing in Washington, D. C. and if both the attorneys and engineers for Felix H. Morales need to be present. Herrera gives Prince authorization to represent Morales in any way necessary to protect his interests.

Onionskin carbon copy of a letter sent by John J. Herrera to D. F. Prince. Herrera inquires about the FCC hearing in Washington, D. C. and if both the attorneys and engineers for Felix H. Morales need to be present. Herrera gives Prince authorization to represent Morales in any way necessary to protect his interests.