Stradley, L. P. (1942). Early financial and economic history of Pennsylvania. New York: Chicago [etc.] Commerce Clearing House, inc., Loose leaf Service Division of the Corporation Trust Company.

Stradley, Leighton Paxton. Early Financial and Economic History of Pennsylvania. New York: Chicago [etc.] Commerce Clearing House, inc., Loose leaf Service Division of the Corporation Trust Company, 1942.

Stradley, Leighton Paxton. Early Financial and Economic History of Pennsylvania. New York: Chicago [etc.] Commerce Clearing House, inc., Loose leaf Service Division of the Corporation Trust Company, 1942.