Postcard to John J. Herrera and his wife Olivia from their son, Douglas M. Herrera. The postcard was mailed from Merida, Mexico to Houston, Texas and details the next portion of Douglas's journey and receipt of his father's telegram. The front image is of a hackney coach with "mestizas", two women standing in traditional dress in front of Saint John's Temple.

Letter from Douglas M. Herrera to his father, John J. Herrera, dated January 7, 1971 and mailed from Puebla, Mexico, to Houston, Texas. The letter states that Douglas M. Herrera has been relieved of his position at the County Clerk's Office. He explains that he has returned to school to take education courses in the hopes of qualifying to teach.

This document contains a letter from John J. Herrera to Douglas M. Herrera dated February 10, 1971, a letter from Douglas M. Herrera to Mrs. John J. Herrera dated April 2, 1971, and a United States Postal Money Order receipt. The letter from John J. Herrera to his son, Douglas M. Herrera, describes a malpractice case on which he is working and describes the death of a friend, Charlie Everett. The letter from Douglas M. Herrera to his mother, Mrs. John J. Herrera, requests assistance on locating missing documents including his W-2 form and documents sent by Veterans Affairs for the G. I. Bill. The United States Postal Money Order receipt for $25 is dated February 10, 1971.

Letter from Douglas M. Herrera to his father, John J. Herrera, dated April 13, 1971 and mailed from Merida, Yucatan, to Houston, Texas. Douglas wishes Herrera a happy birthday and describes his travels in Mexico and plans to visit the Mayan temples.

Letter from John J. Herrera to his son, Douglas M. Herrera, dated April 14, 1970. Herrera seems to have included a monetary enclosure and indicates that he will send another $50 soon. An envelope that appears to belong to a different letter is included; the envelope is from Douglas M. Herrera to John J. Herrera with a postmark dated April 1970.

Letter to Mr. and Mrs. John J. Herrera from their son, Douglas M. Herrera, dated February 17, 1970. Douglas details his recent school schedule as well as a possible job with the university. The letter is handwritten on yellow, legal paper and mailed from the University of the Americas in Mexico to Houston, Texas.

Envelope for air mail addressed to John J. Herrera sent by Luz Maria Pérez in Mexico.

Letter from Luz Maria Pérez to John J. Herrera, relating the facts of a case involving a will, and providing instructions to Herrera about his daughter's finances for school.

Letter from Javier Bernal Lopez to John J. Herrera, asking for Herrera's help on a legal matter involving Manfredo Martínez, whose brother bears this letter to Herrera, and Robert Brett.

Onionskin paper carbon copy of letter certifying John J. Herrera as the attorney for Arturo Herrera-Ramirez, vouching for his work situation and explaining the prolonged nature of his pending immigration application.

Western Union telegraphic money order receipt from John J. Herrera to Felice A. Herrera in Cholula, Puebla, Mexico in the amount of $175. Note says "please get ring for Douglas, love."