here is a Roller Derby program from 1951 (before my time in Derby) for a series between the Philadephia Panthers and the Westerners. scroll down and read through. 63 years ago.
http://www.unknown.nu/misc/National%20Roller%20Derby%20Official%20Program%201951%20(D&M).pdf
Thanks to Loretta Behrens……it is amazing to read through this……look at the photos, Madison Square Garden, Ann Calvello, the rules, and more….have fun.
