Analog Science Fiction / Science Fact June 1987 Good-

Analog Science Fiction / Science Fact December 1987 Good

Analog Science Fact & Fiction Sept 1987 SciFi Magazine Short Stories

Analog Science Fiction / Science Fact January 1987 Good

Analog Science Fiction / Science Fact Mid-December 1987 Good

Analog Science Fiction/Science Fact Vol. 107 #9 FN 6.0 1987 Stock Image

Analog Science Fiction Science Fact Magazine June 1987 BOVA FLYNN TURTLEDOVE

Analog Science Fiction / Science Fact September 1974 Very Good-