Amazing Science Fiction: September 1983 (Volume 57, Number 3)
[Numbering does not match with May 1983 issue / this is whole #512 - even though July was #509.]
Cover by John Lakey & Val/Artifact (for "Deep Song.")

Fiction: "The Great Secret" by Andrew M. Greeley
"Duty to the Empire" by Rory Harper
"Pine Castle" by R. A. Lafferty
"Il Bacio (Il Chiave)" by Tanith Lee
"Moppet" by Arthur Pendennis
"Blue Fox and Werewolf" by Eric G. Iverson (Harry Turtledove)
"Deep Song" by Reginald Bretnor (novelet.)

Nonfiction/Essays: "Beyond Eistein: The Search for the Supertheory of Quantum Gravity" by Steve Aaronson
"Interview with R. A. Lafferty" - Darrell Schweitzer.