https://www.wildabouthoudini.com/2013/01/the-margery-files-inside-man.html
WILD ABOUT HARRY: The Margery Files: Inside man
We know Margery and Dr. Crandon had informants during their seances with Houdini in 1924/25. But is it possible that they also had an "inside man" at the...
wild about harrythe margery filesinside man