Brian Butko, Pennsylvania Traveler's Guide: The Lincoln Highway (Mechanicsburg, PA: Stackpole Books, 2002), 230–231; "Carnegie Science Center Unveils 2003 Miniature Railroad and Village," Allegheny City Society Reporter Dispatch, Winter 2003, p. 3, accessed December 2017.
Jerin Miller and Angelica W. Capone, "A Coffee Pot for Giants," Pennsylvania Center for the Book (Penn State), Fall 2010 and Spring 2011, accessed in December 2017.