William Penn - Association for Public Art

Philadelphia Juneteenth connection: Soldiers at Camp William Penn

Public Art: The Full Spectrum

Historic Rittenhouse Square Walking Tour - Grid Magazine

The Private Eye in Public Art – Oro Editions – Publishers of Architecture, Art, and Design

Girders, abstract sculpture and Philly Jesus in LOVE Park: A run through the 'Museum Without Walls' (part 2)

Gallery mall revamp: Fashion District Philadelphia first look - WHYY

William F. Penn - Wikipedia

Penn's Treaty with the Indians

Association for Public Art