Friedel’s Conversations with the Dead: The Fascinating Story of Friedrich Jürgenson, Pioneer of EVP, by Anabela Cardoso and Anders Leopold

From the publisher's website: Friedel’s Conversations with the Dead is the story of the Swedish painter and opera singer Friedrich Jürgenson, who pioneered the discovery of Electronic Voice Phenomena, in which deceased people appear to be able to make contact with the physical world utilising electronic devices such as radios, tape recorders, computers and televisions.

Further information at the publisher's website: White Crow Books.

Review by Edgar E Müller.