Egilea
Organization of American Historians
4
Mississippi Valley Historical Association
2
Academy of American Franciscan History
1
Air Force Historical Foundation
1
American Catholic Historical Association
1
American Culture Association
1
American Historical Association
1
American Historical Association. Pacific Coast Branch
1
American Jewish Historical Society
1
American Society for Environmental History
1
California State University Foundation
1
California State University, Northridge. Department of Journalism
1
Forest History Society
1
Indiana Council for the Social Studies
1
McNeil Center for Early American Studies
1
Society for Historians of the Gilded Age and Progressive Era
1
Tamiment Institute
1
University of California, Santa Barbara. Graduate Program in Public Historical Studies
1