Author
Centennial Guide Book Company
4
Schoff, Wilfred H. 1874-1932
4
United States. National Park Service
4
Frazier, John W.
3
Greater Philadelphia Tourism Marketing Corp
3
Hartranft, Rufus C.
3
Historical Society of Pennsylvania
3
Jackson, Joseph, 1867-1946
3
King of Prussia Historical Society (Pa.)
3
Mease, James, 1771-1846
3
Penn, William, 1644-1718
3
Pennell, Elizabeth Robins, 1855-1936
3
Philadelphia Rapid Transit Company
3
Taylor, Frank H. 1846-1927
3
Townsend, Mary Louise
3
Waln, Robert, 1794-1825
3
American Publishing and Engraving Co
2
Balch, Thomas Willing, 1866-1927
2
Bricher,Henry
2
Carpenters' Company of the City and County of Philadelphia
2
City History Society of Philadelphia
2
Croome, William, 1790-1860
2
Duché, Jacob, 1738-1798
2
Greater Philadelphia Tourism Marketing Corporation (Philadelphia, Pa.)
2
Greater Philadelphia Tourism and Marketing Corporation
2
Herrick, Henry Walker, 1824-1896
2
Hurd & Houghton
2
International Congress of Navigation
2
International Congress of Navigation Philadelphia)
2
John Wanamaker (Firm)
2
Kephart, Beth
2
King, Moses, 1853-1909
2
La Rochefoucauld-Liancourt, François-Alexandre-Frédéric, duc de, 1747-1827
2
Lafore, Laurence Davis
2
Lippincott, Sarah Lee,
2
Morley, Christopher, 1890-1957
2
Observer
2
Pennell, Joseph, 1857-1926
2
Perry, William G.
2
Philadelphia City Planning Commission
2
Reed, John
2
Simon, Grant Miles
2
Taylor, Frank Hamilton, 1846-
2
Toogood, Anna Coxe
2
W.D. Reichner & Co
2
Wilson, Robert H.
2
Altman, Howard
1
American Heritage
1
American Hotel (Philadelphia, Pa.)
1
American Institute of Architects Philadelphia Chapter
1
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