1973 Mar ANALOG SCIENCE FICTION & FACT John Brunner POUL ANDERSON Herbie Brennan

ANALOG SCIENCE FACT FICTION FEB 1973 POUL ANDERSON SPIDER ROBINSON TAK HALLUS

1973 Apr ANALOG SCIENCE FICTION & FACT George Scithers POUL ANDERSON Paranormal

Analog Science Fiction / Science Fact December 1973 Good

1981 Feb ANALOG SCIENCE FICTION Poul Anderson CHARLES SHEFFIELD Eric Vinicoff &c

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Analog Science Fiction Science Fact Magazine March 1973 Poul Anderson

Analog Science Fiction/Science Fact Vol. 91 #1 VF 1973