1. [Letter from John J. Herrera to Price Daniel - 1953-04-28] Creator: Herrera, John J. Date of Original: 1953-04-28 Collection: John J. Herrera Papers Contributing Institution: University of North Texas. Libraries
2. [Letter from John J. Herrera to Price Daniel - 1953-05-16] Creator: Herrera, John J. Date of Original: 1953-05-16 Collection: John J. Herrera Papers Contributing Institution: University of North Texas. Libraries
3. [Letter from John J. Herrera to Ralph Yarborough - 1964-01-13] Creator: Herrera, John J. Date of Original: 1964-01-13 Collection: John J. Herrera Papers Contributing Institution: University of North Texas. Libraries
4. [Letter from John J. Herrera to Ralph Yarborough - 1964-02-17] Creator: Herrera, John J. Date of Original: 1964-02-17 Collection: John J. Herrera Papers Contributing Institution: University of North Texas. Libraries