The text introduces the 1959 poltergeist case which occurred at a home on a poultry farm not far from New York City. Note the use of pseudonym “Marx,” an interesting choice for the Cold War Era. In later pages, the parents are identified as Russian immigrants.
See: “The House of Knocks and Bumps” page 2, page 7, page 8
Manuscript, “The House of Knocks and Bumps,” Daniel Lehmann, pg. 1, Folder “Baltimore Poltergeist,” Box D, Eileen J. Garrett Parapsychology Foundation collection, Collection 331, Special Collections, University of Maryland, Baltimore County (Baltimore, MD).