Margery genuine says, Conan Doyle; he scorns Houdini : article from the Boston herald, January 26, 1925

This article from the Boston Herald prints a lengthy statement written to the Herald by Sir Arthur Conan Doyle, of Sherlock Holmes fame, vigorously defending the medium known as "Margery" against accusations of fraud, and particularly attacking Houdini for attempting to undermine her by what Conan Doyle implies were unethical means.
From the collections of the Rare Book and Special Collections Division.
From the Edward Saint scrapbook