Colt Stadium - history, photos and more of the Houston Astros former ballpark
Houston MLB team changes from Colt .45s to Astros on Dec. 1, 1964 - ABC13 Houston
Willie Mays - Wikipedia
The Crawfish Boxes, a Houston Astros community
Pete Rose - Wikipedia
Astros to Mark 50th Anniversary… Again – SportsLogos.Net News
The Crawfish Boxes, a Houston Astros community
Gus Triandos – Society for American Baseball Research
The Houston Astrodome as Family Member, or What's Judy Garland Doing on the Field?
More info on Colt .45s jerseys on sale to the public, plus thoughts on old ballparks: Charming? Or a “dump”?, by MLB.com/blogs
AT&T Park / San Francisco Giants
Seattle, San Diego extend Peoria Stadium lease - Ballpark Digest