William Penn Annex East in Philadelphia in Philadelphia County, Pennsylvania — The American Northeast (Mid-Atlantic)
American Philosophical Society
American Philosophical Society
~ Founded by ~
Benjamin Franklin
- 1743 -
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Outgrowth of The Junto, 1727 : Reorganized 1769
The First Learned Society in
the British Plantations in America
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This Building was Erected 1786 - 1789
Topics. This historical marker is listed in these topic lists: Colonial Era • Education • Fraternal or Sororal Organizations.
Location. 39° 56.921′ N, 75° 8.963′ W. Marker is in Philadelphia, Pennsylvania, in Philadelphia County. It is in William Penn Annex East. Marker is on South 5th Street south of Chestnut Street, on the right when traveling south. Marker is located between Walnut Street and Chestnut Street. Touch for map. Marker is in this post office area: Philadelphia PA 19106, United States of America. Touch for directions.
Other nearby markers. At least 8 other markers are within walking distance of this marker. Peale’s Mastodon, 2017 (a few steps from this marker); Philosophical Hall (a few steps from this marker); a different marker also named American Philosophical Society (a few steps from this marker); The Signer (within shouting distance of this marker); a different marker also named The Signer (within shouting distance of this marker); In This Building (within shouting distance of this marker); Old City Hall (within shouting distance of this marker); Library of the American Philosophical Society (within shouting distance of this marker). Touch for a list and map of all markers in Philadelphia.
More about this marker. An identical plaque hangs on the other side of the building as well.
Credits. This page was last revised on February 2, 2023. It was originally submitted on July 26, 2017, by Bill Coughlin of Woodland Park, New Jersey. This page has been viewed 237 times since then and 13 times this year. Photos: 1, 2, 3, 4, 5. submitted on July 26, 2017, by Bill Coughlin of Woodland Park, New Jersey.