Author
Casson, Herbert Newton, 1869-
1
Deering Harvester Company
1
Hutchinson, William T. 1895-1976
1
Maryland farmer
1
McCormick, Cyrus Hall, 1809-1884
1
McCormick, Cyrus, 1890-1970
1
Morgan, Dayton S.
1
Philadelphia Record
1
Seward, William H. 1801-1872
1
Seymour, William H., active 19th century
1
Stabler, E. 1794-1883
1
State Historical Society of Wisconsin
1
Swift, R. B.
1
Thwaites, Reuben Gold, 1853-1913
1