""A Careful and Free Inquiry into the True Nature and Tendency of the Religious Principles of the Society of Friends, Commonly Called Quakers"" is a book written by William Craig Brownlee in 1824. The book provides an in-depth analysis of the religious principles of the Society of Friends, also known as Quakers. Brownlee examines the history of the Quaker movement, its beliefs and practices, and its impact on society. He also discusses the controversies...