Kohn, A. (1908). Olde Philadelphia: Historical land marks ; reproductions in color of the most noted prints and original sketches of the best known artists of early Philadelphia :, Birch, Mumford, etc. Philadelphia.

Kohn, Adelbert. Olde Philadelphia: Historical Land Marks ; Reproductions in Color of the Most Noted Prints and Original Sketches of the Best Known Artists of Early Philadelphia :, Birch, Mumford, Etc. Philadelphia, 1908.

Kohn, Adelbert. Olde Philadelphia: Historical Land Marks ; Reproductions in Color of the Most Noted Prints and Original Sketches of the Best Known Artists of Early Philadelphia :, Birch, Mumford, Etc. Philadelphia, 1908.