Author
Durand, Elias, 1794-1873
2
Audet, Louis Philippe, 1903-
1
Dall, William Healey, 1845-1927
1
Des Moulins, Charles, 1797 or 1798-1875
1
Deutscher Pionier-Verein (Philadelphia, Pa.)
1
Everham, Wendy
1
Evermann, Barton Warren
1
Gauvreau, Marcelle
1
Greene, Edward Lee, 1843-1915
1
Harshberger, John W. 1869-1929,
1
Horrmann, Friedrich, 1832-1904
1
Lesquereux, Leo, 1806-1889
1
Maisch, John M. 1831-1893
1
Savage, Elizabeth J., 1908-1994
1
Savage, Henry, Jr., 1903-1990
1
Stone, Daniel 1985-
1
Swiss-American Historical Society
1
Tritt, Donald G.
1