The Secret Life of Cornelia Lumsden, Part 2: '...And Now, the Truth' (a Parenthesis) -- Film Description:
"The tape investigates an unexpected twist in Frenkel's research into the Lumsden mystery. On 12 October 1979, during a talk Frenkel gave in Montreal on the subject of 'Art and Artifice,' a member of the audience claiming to be the missing novelist (Cornelia Lumsden) confronted the artist with the challenge, 'By what right are you using my name in your art? I and my family wish to know.'"
-- V tape

Source:
"V tape: Catalogue" V tape. http://www.vtape.org/.