Monopoly - Encyclopedia of Greater Philadelphia

The game Monopoly originated in the early 1900s as a demonstration of the destructive and anti-social nature of monopolies.

Toy Manufacturing - Encyclopedia of Greater Philadelphia

The Strange Philly History of the Monopoly Board Game — University XP

Berkshire Encyclopedia of World History VOLUME2

The Encyclopedia of Greater Philadelphia The National Endowment for the Humanities

Revolutionary Crisis (American Revolution) - Encyclopedia of Greater Philadelphia

Humanitarianism as Ideology and Practice - Benthall - Major Reference Works - Wiley Online Library

Atlantic City, New Jersey - Encyclopedia of Greater Philadelphia

Monopoly - Encyclopedia of Greater Philadelphia

Plantations in Pennsylvania