Group I - "The Mediumship of Mary Marshall"
A textual document describing the ectoplasmic apparitions photographed by T. G. Hamilton in seances with medium, Mary Marshall. The dates of the seances span from June 4, 1928 to October 7, 1928., Luna Collection ID - 28::UMANITOBALCM::NA, Luna Object ID - 282417, Luna Image ID - 153130