—http://en.wikipedia.org/wiki/Elijah_McCoy 
—  http://www.railfame.ca/sec_nom/en_nomineesdetail.asp?id=286&ssec=
—http://www.r-go.ca/elijah_mccoy_picture.htm 
—http://inventors.about.com/od/mstartinventors/a/Elijah_McCoy.htm