4 Sos the Rope (Part 1 of 3) [Battle Circle 1] - serial by Piers Anthony (book publication as SOS the Rope). 76 Key Item [Multivac] - short story by Isaac Asimov. 80 Ultimate Defense - short story by Larry Brody.
Echoes of Armageddon by Lee Harding. Vision of Tomorrow. Vol.1, No.10, July 1970. Fantasy Review by Don Malcolm, Kathryn Buckley and John Foyster. Vision Science Fiction Forum: Reality in SF by E.C. Tubb.