American Toy Cars and Trucks, 1894-1942: 1894-1942

O'Brien's Collecting Toy Cars & Trucks, Identification and Value Guide, 4th Edition

Toy Cars & Trucks: Identification and Value Guide (2nd ed)

The Collector's Guide to Transport Toys: An International Survey of Tinplate and Diecast Commercial Vehicles from 1900 to the Present Day

The Illustrated Encyclopedia of Metal Toys : An All Color Guide to the Art of Collecting International Playthings

Kenton Cast Iron Toys: The Real Thing in Everything but Size

O'Brien's Collecting Toys: A Collector's Identification and Value Guide, 12th Edition

The Collector's Encyclopedia of Metal Toys: A Pictorial Guide to Over 2,500 Examples of Tinplate and Diecast Toys Dating from 1850 to the Present Day

Post-War Tin Toys: A Collector's Guide

The Golden Age of Automotive Toys 1925 - 1941: Identification & Value Guide