NavSource Online - Ship facts and annotated images. - http://www.navsource.org/archives/01/45a.htm
Great White Fleet - Ship history, specifications, and images. - http://www.greatwhitefleet.org/colorado/03/history.html
Naval Historical Center - BB-45 history, and annotated photos. - http://www.history.navy.mil/photos/sh-usn/usnsh-c/bb45.htm
USS Colorado Alumni Association - Ship history, statistics, photos, memorials, and information about reunions and the association. - http://www.usscolorado.org/
U.S. Navy Battleships - USS Colorado (BB 45) facts, history, and images. - http://www.chinfo.navy.mil/navpalib/ships/battleships/colorado/bb45-colo.html