"...Southwest's then-newest plane, the 737-300, took to the skies for its inaugural flight, retracing the Texas triangle of Dallas, Houston, and San Antonio that formed the carrier's first route network." Dallas Morning News, front page, business section dated today. On October 1 (today), Southwest's last jet (-300) will fly that route.
Hard to believe. What a workhorse with 33 years of service.
https://www.dallasnews.com/business/sou ... 7-classics
Bad link. Bad, bad link.