Notable Free Quakers at the early meetings included Samuel Wetherill, who served as clerk and preacher; Timothy Matlack and his brother White Matlack; William Crispin; Colonel Clement Biddle and his brother Owen Biddle; Benjamin Say; Christopher Marshall; Joseph Warner; and Peter Thompson.
Society of Jesus | Royal Society | National Geographic Society | American Cancer Society | Quakers | Orange Free State | Royal Television Society | North American Free Trade Agreement | International Confederation of Free Trade Unions | American Physical Society | Free University of Berlin | free agent | American Chemical Society | International Society for Krishna Consciousness | American Society of Civil Engineers | Royal Society of Canada | Royal Geographical Society | Free | American Philosophical Society | Theosophical Society | Royal Society of Edinburgh | Society of Antiquaries of London | Society of the Cincinnati | Society for the Prevention of Cruelty to Animals | Justice Society of America | American Mathematical Society | Royal Aeronautical Society | National Honor Society | Irish Free State | Free State |