(1917). Descriptive review showing development of the state of Pennsylvania: With detail maps and profuse half-tone illustrations from all parts of the Keystone State : containing in addition newly engraved maps of every state in the United States, and detail maps of every country, state and kingdom together with a complete index to all cities, towns, villages and post offices in the United States, giving populations to every incorporated city and village therein. Chicago: Co..

Descriptive Review Showing Development of the State of Pennsylvania: With Detail Maps and Profuse Half-tone Illustrations From All Parts of the Keystone State : Containing in Addition Newly Engraved Maps of Every State in the United States, and Detail Maps of Every Country, State and Kingdom Together With a Complete Index to All Cities, Towns, Villages and Post Offices in the United States, Giving Populations to Every Incorporated City and Village Therein. Chicago: Co., 1917.

Descriptive Review Showing Development of the State of Pennsylvania: With Detail Maps and Profuse Half-tone Illustrations From All Parts of the Keystone State : Containing in Addition Newly Engraved Maps of Every State in the United States, and Detail Maps of Every Country, State and Kingdom Together With a Complete Index to All Cities, Towns, Villages and Post Offices in the United States, Giving Populations to Every Incorporated City and Village Therein. Chicago: Co., 1917.