Author
American slavery collection, 1820-1922
76
Conference for the Study of the Negro Problems
75
Du Bois, W. E. B. (William Edward Burghardt), 1868-1963
64
Educational Resources Information Center (U.S.)
56
International Congress of Americanists
35
Chapman, Maria Weston, 1806-1885
19
ProQuest (Firm)
18
ProQuest Ebook Subscriptions
18
Dill, Augustus Granville
15
Library of Congress
15
Truman Legacy Symposium Key West, Fla
15
Library of Congress Symposia on the American Revolution
14
Massachusetts Anti-slavery Fair
13
Chase, Salmon P. (Salmon Portland), 1808-1873
11
International Congress of Anthropological and Ethnological Sciences
11
Jenness, Diamond, 1886-1969
11
National Anti-slavery Bazaar
11
United States. Environmental Protection Agency
11
British and Foreign Anti-slavery Society
10
Center for the Study of Democratic Institutions
10
Cleveland, Charles Dexter, 1802-1869
10
Hemenway Southwestern Archaeological Expedition
10
Johnson, Charles Spurgeon, 1893-1956
10
Midwest Archaeological Conference
10
Barrows, Isabel C. (Isabel Chapin), 1845-1913
9
Cowan, William
9
Lake Mohonk Conference
9
Neal, Fred Warner
9
Southeastern Archaeological Conference
9
Student Conference on United States Affairs
9
United States. National Archives and Records Service
9
American Indian Ethnohistoric Conference
8
Davis, Moshe
8
George Clapp Vaillant Book Fund
8
Indian Rights Association
8
Lake Mohonk Conference of Friends of the Indian and Other Dependent Peoples
8
New England Anti-Slavery Convention Boston, Mass
8
Pacem in Terris Convocation Washington, D.C.
8
Penn, I. Garland (Irvine Garland), 1867-1930
8
Southern and Western Liberty Convention
8
American Society for Ethnohistory
7
Atlanta University
7
Fenton, William N. (William Nelson), 1908-2005
7
Fewkes, Jesse Walter, 1850-1930
7
Lake Mohonk Conference on the Indian and Other Dependent Peoples
7
Ohio Valley Historic Indian Conference
7
Sabin Americana, 1500-1926
7
United States Air Force Academy
7
Whittaker, Gerald F.
7
World's Columbian Exposition
7
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