"Many Recall These Old Firms and Individuals" -- page xvi

While "many" might have recalled the above firms and individuals in the 1960's
 when this list was composed by Earl J. Arnold,
by the 21st century most had passed from living memory.

At 194 pages and "more than" 1200 cards, the Earl J. Arnold Advertising Card Collection is the largest published collection of trade cards I have seen anywhere.