“Francis W. Carpenter Dies; Noted Inventor.” Port Chester Daily Item. December 26, 1925. Francis W. Carpenter Papers, Box 4, Series 4, Family Papers.
“Francis W. Carpenter – Toymaker.” n.d.. Francis W. Carpenter Papers, Box 4, Series 4, Family Papers.
O’Brien, Richard. Collecting Toys: A Collector’s Identification & Value Guide. 5th ed. 1990.
Ralston, Rick. Cast Iron Floor Trains: An Encyclopedia with Rarity & Price Guide. 1994.
Brian Sutton-Smith Library and Archives of Play at The Strong. Patent papers.