NavSource Online - Facts and annotated images. - http://www.navsource.org/archives/01/18a.htm
Naval Historical Center - BB-18 history and annotated photos. - http://www.history.navy.mil/photos/sh-usn/usnsh-c/bb18.htm
U.S. Navy Battleships - USS Connecticut (BB 18) facts, history, and images. - http://www.chinfo.navy.mil/navpalib/ships/battleships/connecticut/bb18-conn.html