Longstreth, E. (1925). The art guide to Philadelphia: Being a complete exposition of the fine arts in museums, parks, public buildings, and private institutions in America's oldest metropolis. Philadelphia: The Author.

Longstreth, Edward. The Art Guide to Philadelphia: Being a Complete Exposition of the Fine Arts in Museums, Parks, Public Buildings, and Private Institutions in America's Oldest Metropolis. Philadelphia: The Author, 1925.

Longstreth, Edward. The Art Guide to Philadelphia: Being a Complete Exposition of the Fine Arts in Museums, Parks, Public Buildings, and Private Institutions in America's Oldest Metropolis. Philadelphia: The Author, 1925.