Author
First Reformed Church (Easton, Pa.)
3
Kieffer, Henry Martyn, 1845-1930
3
Mann, W. J. 1819-1892
2
Bosse, Georg von
1
Davis, William Morris, 1850-1934
1
Denig, Ludwig, 1755-1830
1
Deutsche Gesellschaft von Pennsylvanien (Philadelphia)
1
Heilman, Robert A.
1
Hunt, J. P.
1
Hurd & Houghton
1
International Congress of Navigation Philadelphia)
1
Lutyens, G. N.
1
Rupp, I. Daniel 1803-1878
1
Schoff, Wilfred H. 1874-1932
1
Schuylkill Roots (Research team)
1
Schwalm, Glenn P.
1
Sesqui-Centennial International Exposition
1
Smith, Debra D.
1
Taylor, Frank Hamilton, 1846-
1
Union League of Philadelphia
1
Weaver, Ethan Allen, 1853-1929
1
Weiser, Frederick Sheely, 1935-2009
1
Wollenweber, L. A. 1807-1888
1
Wollenweber, Louis August, 1807-1888
1
Yoder, Don
1