Group XII, #44 - First Doyle, First Exposure
An 11" x 7" glass negative of the medium, Mary Marshall, with a teleplasmic mass attached to her face that contained the first materialization of the face of Sir Arthur Conan Doyle, seated next to the medium, Mercedes, during the first exposure of a seance at the home of Dr. Thomas Glendenning Hamilton on May 1, 1932., Luna Collection ID - 28::UMANITOBALCM::NA, Luna Object ID - 84866, Luna Image ID - 119523, Any reproductions of this material may be restricted by copyright regulations. Please consult Archives staff for further information.