Letter from William D. Bonilla to John J. Herrera, dated January 23, 1961, and printed on Bonilla, Davis & De Ases letterhead. The letter solicits support from Herrera for Bonilla's candidacy for State Director of League of United Latin American Citizens.

Onionskin paper carbon copy of letter from R. L. Gaston, Sheriff of Fort Bend County, to John J. Herrera, dated October 23, 1961. The letter is regarding County Court Cause #10,131, State vs. Arnulfo J. Serrana. The letter refers to an enclosed check which refunds $10 paid in excess of the $86 fine which was due in this case.

Letter from J. M. Nance, Head of the Department of History and Government at Texas A&M University, to John J. Herrera, dated March 23, 1964, regarding permission to use a photograph of Antonio Menchaca in his soon to be published book, Attack and Counterattack: The Texas-Mexican Frontier, 1842.

Letter from Neville G. Penrose to Alfred J. Hernandez, date June 23, 1966, regarding the LULAC code and annual meeting.

Letter from Arnulfo Zamora to John J. Herrera on May 23, 1967, inviting him to the Installation of Officers Banquet hosted by LULAC Council #12 on June 9, 1967.

Letter from Thomas Leroy James to Isaac Herbert Kempner discussing the land development at the Venetian Estates.

Letter from Isaac Herbert Kempner to B. S. Sines discussing filling station proposals with the Southern Pacific railroad.

Letter from George Andre to I. H. Kempner discussing the ownership of shares at Imperial Sugar Company.

Letter from John M. Herrera to Joe A. Garza concerning a debt that Garza owes to Herrera's father, John J. Herrera.

Letter from Congressman Bob Casey to John J. Herrera in response to a letter Herrera wrote about his son's interest in a government service position.

Letter from John M. Herrera to Lalo Garcia concerning the reorganization of a LULAC Council in Freeport, Texas.

Letter from Armanda Carles-Peralta inquiring if John J. Herrera has heard any word from either Clifton Carter or a Mr. Mann. The letter is typed on Carles-Peralta's letterhead for Law and Maritime Documentation at the Panamanian Corporations.

Onionskin paper carbon copy of letter of recommendation from John J. Herrera to Commissioner V. V. Ramsey on behalf of the Hon. D. F. Thompson, Jr. for a pending vacancy at the County Court at Law.

Onionskin paper carbon copy of letter of recommendation from John J. Herrera to Commissioner E. A. "Squatty" Lyons on behalf of Justice of the Peace D. F. Thompson, Jr.

Onionskin paper carbon copy of letter of recommendation from John J. Herrera to Judge Bill Elliott on behalf of colleague D. F. Thompson, Jr., then serving as a Justice of the Peace, for an upcoming appointment.

Letter from John J. Herrera to Jim Wright, United States House of Representatives, 12th District, Texas, Washington D.C., providing Wright with information about the Houston LULAC Council. Herrera also informs Wright that the next National Convention of the LULAC will be in Houston during June 23rd to 26th, 1966, to be held at the Rice Hotel. Herrera has been appointed as the National Executive Director of LULAC. Since this is falling in the middle of the campaign, it will be very helpful to get support of the Latino vote for him.

Letter from Clifton Carter thanking John J. Herrera for his support and expressing his hopes that Herrera will continue to make sure the Latin American people see President Lyndon B. Johnson as their friend.

Letter from attorney M. Gregory Gandara to Peter S. Navarro, Jr., the Managing Attorney of the Neighborhood Law Office of the Houston Legal Foundation, taking responsibility for several disputed accounts which were not added to the Foundation's books. Gandara formally swears to pay $50 per month until the total of the disputed balance is paid off.

Letter from Robert F. Kennedy to Ernest Eguia (chairman for the LULAC 1966 convention) declining Eguia's invitation to speak at LULAC’s 1966 convention because Kennedy cannot make a commitment that far in advance. Letter is dated October 23, 1965.

Letter from Isaac H. Kempner to Hugo Dixon discussing being unable to attend the Geo. H. McFadden & Bro. 100th anniversary, and mentioning political parties influencing businesses.

Letter from Isaac H. Kempner to Harris K. Weston discussing recent sugar crop, imports, and profit.

Letter from Isaac H. Kempner to Mr. and Mrs. Stanley Blum sending a copy of his diary and thanks for the good wishes.

Letter from Isaac H. Kempner, III to Donald Maclean thanking him for the letters of recommendation to Stanford and Harvard.

Letter from Leon Jaworski to Harris L. Kempner informing him that the Fifteenth Annual Brotherhood Awards Dinner was a success and thanking him for his support.