Image credits (18)
Centennial poster: fair use to identify the work, via Wikipedia; 1 Brackettville: Larry D. Moore, CC BY 4.0, Wikimedia Commons; 2 Del Rio: JherreraCODR, CC BY-SA 4.0, Wikimedia Commons; Michael Ansara: There is a very faint NBC Photo stamp on back but am not able to make out who the NBC photographer was, Public domain, Wikimedia Commons; Robert Conrad: CBS Television photo by Gabor Rona, Public domain, Wikimedia Commons; David Janssen: ABC Television, Public domain, Wikimedia Commons; Barbara Carrera: RJHall, CC BY 2.5, Wikimedia Commons; Timothy Dalton: Molendijk, Bart / Anefo, CC BY-SA 3.0 NL, Wikimedia Commons; Brian Keith: Allied Artists, Public domain, Wikimedia Commons; Robert Vaughn: NBC Television, Public domain, Wikimedia Commons; The Alamo: Reynold Brown, Public domain, Wikimedia Commons; Two Rode Together: Incorporates artwork by w:Howard Terpning, Public domain, Wikimedia Commons; Bad Girls: fair use to identify the work, via Wikipedia; Bandolero!: © IMP Awards Original US theatrical release poster, fair use to identify the work, via Wikipedia; Once Upon a Time in China and America: fair use to identify the work, via Wikipedia; Lonesome Dove: fair use to identify the work, via Wikipedia; The Good Old Boys: fair use to identify the work, via Wikipedia; Barbarosa: fair use to identify the work, via Wikipedia.
Texas locations from Wikidata and the Texas Film Commission.