Author
Balch Institute for Ethnic Studies
92
Historical Society of Pennsylvania
73
Jones, Richard S.
67
United States. Immigration and Naturalization Service
49
Library of Congress. Congressional Research Service
36
Center for Migration Studies (U.S.)
35
Library of Congress Congressional Research Service
33
University of Minnesota. Immigration History Research Center
31
Ethnic Heritage Studies Program (U.S.)
23
United States. Congress. House. Committee on the Judiciary
23
Smith, Clifford Neal
21
United States
20
United States. Department of State
17
Burgert, Annette K.
16
Tomasi, Lydio F.
16
United States. Congress. House. Committee on Immigration and Naturalization
15
Schelbert, Leo
13
American Immigration Control Foundation
12
Immigration Restriction League
12
Pozzetta, George E.
12
U.S. Committee for Refugees
12
Weiser, Conrad
12
Lapham, Increase Allen, 1811-1875
11
Tomasi, Silvano M.
11
United States. Immigration Commission (1907-1910)
11
Canada. Employment and Immigration Canada (Department)
10
North, David S.
10
American Committee for Protection of Foreign Born
9
Balliet, Pierre
9
Cornelius, Wayne A., 1945-
9
Daughters of the American Revolution
9
Hacker, Werner, active 1970-
9
Lutheran Immigration and Refugee Service
9
McClatchy, V. S. 1857-1938
9
Multicultural History Society of Ontario
9
United States. Bureau of Immigration
9
American Immigration and Citizenship Conference
8
Fragomen, Austin T., Jr
8
Magocsi, Paul R.
8
United States. Congress. Senate. Committee on the Judiciary
8
United States. Department of Justice
8
Adamic, Louis, 1899-1951
7
Bernard, William Spencer, 1907-
7
Blegen, Theodore Christian, 1891-1969
7
Carey, Mathew, 1760-1839
7
Common Council for American Unity
7
Cordasco, Francesco, 1920-
7
Gerber, Adolf
7
Glazier, Ira A.
7
Great Britain. Public Record Office
7
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