Author
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Griffin, Martin I. J.
1
Gutekunst
1
Harrison & Newhall
1
Hartranft, E. S.
1
Herline & Hensel
1
Herline & Hensel,
1
Hinckley
1
Horace D. Reeve & Co
1
Hovinen, Gary W.
1
Howland, Harold J.
1
Howland, W.
1
J. Harris and Son,
1
Jackson, Joseph, 1867-1946
1
James M.Keough
1
John F. Betz & Son, Ltd
1
Jordan, Wilfred
1
Kain, C. Henry
1
Keeney, Caleb R.
1
Kingsmore
1
Kreamer, Edwin N.
1
Krimmel
1
Kynett, Harold H.
1
Levy, Nathan
1
Magee, James F. 1867-
1
Markley, A.H.;
1
Matheys, Robert E.
1
McCarthy, Ronald J.
1
McCarthy, Ronald M.
1
Moak, Jefferson M.
1
Mumford and Maas
1
Naef, Weston J., 1942- and Mary M. Naef
1
Neill, [Jonathan] R.
1
Newell, R. & Son
1
Oberteuffer, Ulric Z.
1
Palmer, H.
1
Parsons, William, 1701-1757
1
Paul, John Rodman, 1852-1941
1
Perkins, A.J.
1
Perkins, Mrs. G. N.;
1
Permanent Committee on Comprehensive Plans for the Development of Philadelphia Committee on Parks and Parkway
1
Philadelphia
1
Philadelphia & Reading Railroad
1
Philadelphia (Pa.). Department of Records
1
Philadelphia Commission on Water-Supply Dept. for Supplying the City with Water
1
Philadelphia Common Council
1
Philadelphia Dept. of City Transit
1
Philadelphia Dept. of Public Works Permanent Committee on Comprehensive Plans
1
Philadelphia Rapid Transit Company
1
Philadelphia Trolley Coalition (Philadelphia, Pa.)
1
Philadelphia,
1
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