Subject
History
30
Immigrants
17
Emigration and immigration
15
English literature
8
Ethnicity
5
Genealogy
4
History and criticism
4
Minorities
4
Nobility
4
Irish authors
3
Voyages, Imaginary
3
Alien labor
2
Astrophysics
2
Campaigns
2
Fairy tales
2
Government policy
2
Handbooks, manuals, etc
2
Irish
2
Law
2
Medicine
2
Old Norse literature
2
Political activity
2
Politics and government
2
Societies, etc
2
Spanish drama
2
Study and teaching
2
Tales, Icelandic
2
Translations from Icelandic and Old Norse
2
Acculturation
1
Agricultural laborers
1
Agriculture
1
American drama
1
Americanization
1
Amplifiers, Vacuum-tube
1
Analyse spectrale
1
Apologetics
1
Art
1
Arts
1
Assaying
1
Astrofysica
1
Astronomy
1
Astrophysique
1
Backache
1
Behavior
1
Biography
1
Birds
1
Blood Pressure Determination
1
Blood pressure
1
Brulé Indians
1
Cathode ray tubes
1
more ...