http://wendykeithdesigns.co.uk/assets/backend/plugins/jquery-file-upload/server/php/ Pekin Books for Railfans 
DeRouin, Edward M. (2002) Chicago & Eastern Illinois In Color. [Morning Sun Books; hardcover.] www.morningsunbooks.com

Drury, George H. (1993) Guide to North American Steam Locomotives. [Kalmbach Publishing; softcover.] See the chapter by Chuck Kratz on the C&EI. www.kalmbach.com