ISBN-13: 9781542591034 / Angielski / Miękka / 2017 / 188 str.
ISBN-13: 9781542591034 / Angielski / Miękka / 2017 / 188 str.
In 1916 Arthur Conan Doyle stated his belief in Spiritualism. "The Edge of the Unknown," first published in 1930, is a collection of articles covering various aspects of this subject.