Author
Historical Society of Delaware
5
Hagley Museum and Library
3
Delaware County (Pa.) Office of Public Information
2
Delaware Genealogical Society
2
Delaware State Museum
2
Eleutherian Mills-Hagley Foundation
2
Henry Francis du Pont Winterthur Museum
2
American-Finnish Society of the Delaware Valley
1
Archaeological Society of Delaware
1
Bicycle Coalition of the Delaware Valley (Philadelphia, Pa.)
1
Communist Party of the United States of America (Eastern Pennsylvania and Delaware) Education Dept
1
Concerned Citizens of the Delaware Valley
1
Delaware Bureau of Archives and Records Management
1
Delaware Heritage Commission
1
Delaware State Archives
1
Delaware Tercentenary Commission
1
Delaware Valley Regional Information Corporation
1
Delaware. Division of Historical and Cultural Affairs
1
Eleutherian Mills Historical Library
1
Folk Dance Council of the Delaware Valley
1
Hagley Museum
1
Harkness, John C.
1
Hart, Matilda Spicer
1
Huffington, William
1
Nanticoke Lenni-Lenape Indians
1
Nanticoke Lenni-Lenape Indians of New Jersey
1
Netherlands-America Association of Delaware Valley
1
Richards, Mary Fallon
1
Service Citizens of Delaware
1
Swedish Colonial Society
1
United American Indians of Delaware Valley
1
Wilmington Turners
1