All told, this particular session covered a good many hours. The four kept up a more or less connected mental conversation with each other as they went along, except, of course, when the events became too exciting. Mainly they were trying to catch their agents in the proper mood for receiving telepathic communications, and it proved no easy matter.
Used availability for Homer Eon Flint's The Devolutionist
November 2015 : Paperback
August 2015 : Paperback
July 2015 : Paperback
April 2017 : USA, Canada, UK Kindle edition