New Worlds (#197), ed. Charles Platt, 1970 magazine (with ‘The Nature Of The Catastrophe’ [first appearance]).

Other contributors: Michael Butterworth, Graham Charnock, R. Glyn Jones, Ed Bryant, Hilary Bailey, Harlan Ellison, John Clark, Thomas M. Disch, J.G. Ballard, Brian W. Aldiss, John T. Sladek, M. John Harrison, Joyce Churchill, Jack Trevor Story, John Clute, “William Barclay” (on “James Colvin”).

See also: other New Worlds issues.