Analog Science Fiction / Science Fact December 1990 Very Good-

Analog Science Fiction / Science Fact November 1990 Very Good

Analog Science Fiction / Science Fact April 1990 Very Good-

Analog Science Fiction / Science Fact October 1990 Very Good-

Analog Science Fiction / Science Fact Mid-December 1990 Very Good

Analog Science Fiction / Science Fact March 1990 Good+

Analog Science Fiction / Science Fact September 1990 Good+

Analog Science Fiction - Science Fact - Multiple Titles to Choose From 1975-1989