Texas Legislature Committee Proceedings, 1919, Dolph Briscoe Center for American History, The University of Texas at Austin.
Texas State Library and Archives Commission copies of investigation report in PDF:
Refusing to Forget project
A Reader’s Guide to the “Proceedings of the Joint Committee of the Senate and the House in the Investigation of the Texas State Ranger Force” (1919) by Richard Ribb, Ph.D. (August 2020)
Written Testimony of Monica Muñoz Martinez, Ph.D., Stanley J. Bernstein Assistant Professor of American Studies and Ethnic Studies at Brown University before Committee on the Judiciary Subcommittee on the Immigration and Citizenship Hearing on "Oversight of the Trump Administration’s Border Policies and the Relationship Between Anti-immigrant Rhetoric and Domestic Terrorism” held on Friday, September 6, 2019.