The Bluebonnet Banner; Texas State Association of NCHA. Houston, Texas: State Association for the State of Texas, August 1969

The Bluebonnet Banner; Texas State Association of NCHA. Houston, Texas: State Association for the State of Texas, August 1969, Volume: Gilbert D121. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/525326 Accessed December 27, 2025.