Author
Morris, Robert, 1734-1806
4
Egelmann, Carl Friedrich, 1782-1860
3
Hart, Charles Henry, 1847-1918
2
Snyder, Freas Brown, 1883-
2
Bank of North America
1
Birch, William Russell, 1755-1834
1
Brandon, J. Campbell 1884-
1
Burt, Nathaniel, 1913-
1
Catanzariti, John, 1942-
1
Chernow, Barbara Ann
1
Darsa, Deidra
1
Ferguson, E. James 1917-2002
1
Fisher, Redwood, 1782-1856
1
Forde, Standish, 1759-1806 and John Reed
1
Frederic R. Kirkland Collection
1
Gibson, James 1769-1856
1
Gould, David
1
Griffin, Martin I. J. 1842-1911
1
Heiges, George L.
1
Historical Society of Pennsylvania
1
Nicholson, John 1757-1800
1
North American Land Company
1
North American Land Company, Pennsylvania Population Company, Asylum Company, and Pennsylvania Land Company
1
Nourse, Michael
1
Oberholtzer, Ellis Paxon, 1868-1936
1
Oberholtzer, Ellis Paxson, 1868-1936
1
Pennsylvania Property Company
1
Pennsylvania. Land Office
1
Robert Morris Associates
1
Robert Morris Monument Commission
1
Ross, John
1
Schappes, Morris U. 1907-
1
Sellers, Charles Coleman
1
Smith, Ryan K.
1
Steiner, Roland C.
1
Sumner, William Graham, 1840-1910
1
U.S Board of Treasury
1
Ver Steeg, Clarence L. 1922-2007
1
Willoughby, Jack
1