A Testimony Concerning William Byrd And One Concerning Ann Brewster is a book published by the Society of Friends. The book contains two separate testimonies, one concerning William Byrd and the other concerning Ann Brewster.The first testimony is about William Byrd, a member of the Society of Friends who lived in the 17th century. The testimony describes Byrd's life and his commitment to the Quaker faith. It also includes excerpts from Byrd's journals...