Houston Astros - Wikipedia
Uni Watch laments Houston Astros' removal of gun from Colt .45s throwback - Page 2 - ESPN
Champs: Astros' first World Series win is a triumph for Houston
Some old Colt .45s photos and memorabilia from the early sixties before the name change : r/baseball
Rare 1962 Houston Colt 45's (houston Astros) Yearbook
When Guns on Jerseys Are Outlawed, Only the Outlaw Jerseys Will Have Guns (or something like that)
Former Colt. 45 Bob Bruce is Dead
Houston Astros uniform changes through the years - ABC13 Houston
Houston Colt 45's Team History
World Series Preview: A Matchup With No Underdog - The New York Times