Rusty Staub, beloved Mets slugger who broke into majors with Colt .45s/Astros, dies at 73
Astros to keep pistol on Colt .45s jersey
Don Bradey – Society for American Baseball Research
Before the Colt .45s
The Houston Colt .45s Baseball Club 1962-1964
Houston Strong: Astros take World Series title for the first time
Houston Astros, History, Notable Players, & Facts
Never forget that the Astrodome's groundbreaking ceremony was DONE WITH GUNS
When the Colt .45s became the Astros and the origins of other Houston sports team names
What does Houston Astros stand for?
Colt 45s hi-res stock photography and images - Alamy
George Springer wins MVP as Houston Astros beat Dodgers in Game 7 of World Series to clinch first title
Happy 50th, Houston Astros — formerly 'Colt .45s,' almost 'Stars
Baseball legend Joe Morgan's legacy includes remarkable season in San Antonio