Author
Davis, W. W. H. 1820-1910
3
Smith, George, 1804-1882
3
Delaware County Institute of Science (Media, Pa.)
2
Ely, Warren S. 1855-1936
2
Jordan, John W. 1840-1921
2
AFL-CIO
1
Albertype Co
1
Andrew Clow & Company
1
Anonymous
1
Balch family
1
Bank of North America
1
Batcheler, George Dewey 1926-2009
1
Batcheler, Penelope Hartshorne 1928-2007
1
Bok, Curtis 1897-1962
1
Bok, Nellie Lee Holt 1901-1984
1
Boëthius, Essie Sahlin 1859-1950
1
Brown, Bruce
1
Brown, Charles Stuart 1915-1993
1
Bye, Mary 1913-
1
Chew family
1
Children's Aid Society of Pennsylvania
1
Coates and Reynell family
1
Cope, Gilbert and Joseph Cope
1
Council of Spanish Speaking Organizations of Philadelphia
1
Cox family
1
Delaware County Institute of Science (Delaware County, Pa.)
1
Delaware Geological Survey
1
Delaware and Lehigh National Heritage Corridor Market Towns Initiative
1
Delaware. Department of Natural Resources and Environmental Control
1
Delaware. Division of Parks and Recreation
1
Diaz, Nelson A. 1947-
1
Discover Brandywine Valley Public Relations Association
1
Faill, Rodger T.
1
Ford, Lisa L.
1
Fryer, John 1937-2003
1
Greenfield, Albert M. 1887-1967
1
Hartshorne, Ellen Sahlin 1895-1988
1
Hartshorne, Richard 1888-1975
1
Heritage Conservancy
1
Indian Rights Association
1
John Wanamaker (Firm)
1
League of Women Voters of Philadelphia
1
Lewis Publishing Company
1
Lockard, Joseph
1
Logan family
1
Meyers, Amy R. W.
1
Milgram, Morris 1916-
1
Moyer, I.S.
1
Mutual Assurance Company for Insuring Houses from Loss by Fire
1
National Association for the Advancement of Colored People
1
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