Other
History
9
Manuscripts, American
Sources
8
Bibliography
6
Manuscripts
6
Archives
5
Cabinet officers
2
Indians of North America
2
Lawyers
2
Vice-presidents
2
Botanists
1
Botany
1
Correspondence
1
Ethnic relations
1
Government relations
1
Immigrants
1
Indians, Treatment of
1
Minorities
1
Race relations
1