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Penn Bureau of Topographic and Geologic Survey.Pennsylvania Bureau of State Parks
1
Penn Dept. of Environmental Resources
1
Penn family
1
Penn, Hannah Callowhill 1671-1726
1
Penn, William 1644-1718
1
Penn, William Sir 1621-1670
1
Pennsylvania Bureau of State Parks White Clay Creek Preserve
1
Pennsylvania Dept. of Conservation and Natural Resources Bureau of State Parks
1
Pennsylvania Yearly Meeting of Progressive Friends (1853-1940) Meeting
1
Penrose, Boies 1902-1976
1
Perry, John B., 1801?-1865
1
Philadelphia Ethical Society
1
Philadelphia Rapid Transit Company
1
Philadelphia Record
1
Philadelphia Transportation Company
1
Rush, Samuel, 1795-1859
1
Sahlin, Axel 1826-1909
1
Sahlin, Axel 1855-1937
1
Sahlin, Axeline Örtendahl 1834-1922
1
Sahlin, Gertrude Chandler 1860-1953
1
Sahlin, Robert Chandler 1889-1967
1
Saxe Randall, Natalie 1923-1999
1
Sharples, Catharine Franklin (1768-1824)
1
Social Democrats, U.S.A
1
Starr family
1
Stockton, Robert D.
1
Thompson, John,
1
Wanamaker, John 1838-1922
1
West, Benjamin 1730-1813
1
Wister family
1
Wister, Sarah Butler 1835-1908
1
Women's Way of Philadelphia
1
Woodlands Cemetery Company (Philadelphia, Pa.)
1
Workers’ Defense League
1
Worthington, Wilmer, 1804-1873
1
Young Social Democrats (U.S.)
1