Ten Oldest Living Former Colt .45s/Astros
When the Colt .45s became the Astros and the origins of other Houston sports team names
Remembering the Colt .45s
Some old Colt .45s photos and memorabilia from the early sixties before the name change : r/baseball
10/03/2011 - The Colt .45s Were Stars, Too
How many times has a MLB starting lineup only consisted of rookies? - Quora
MLB Opening Day: When Colt 45s debuted in Houston in 1962 - ABC13 Houston
Walt 'No Neck' Williams dies of heart attack in Texas – The Mercury
Sneak Preview: The Colt .45s' all-rookie game, by Daniel Dullum
McClain: Spring training trip jogs memories of lifelong love of baseball