Friends meeting houses in Pennsylvania

[4] More than one hundred meeting houses constructed before 1900 were documented by the Historic American Buildings Survey, and published in Silent Witness: Quaker Meeting Houses in the Delaware Valley, 1695 to the Present (2002).

[5] Those that were involved in the Underground Railroad have been identified by the Federal NETWORK TO FREEDOM program (NTF).

One of the key tenets of the Religious Society of Friends is pacifism, adherence to the Peace Testimony.

The "Free Quakers" were supporters of the American Revolutionary War, separated from the Society, and built their own meeting house in Philadelphia, at 5th & Arch Streets (1783).

In 1827, the Great Separation divided Pennsylvania Quakers into two branches, Orthodox and Hicksite.