Analog Science Fiction / Science Fact April 1984 Good+

Analog Science Fiction / Science Fact July 1989 Good

Analog Science Fiction / Science Fact October 1982 Very Good

Analog Science Fiction / Science Fact September 1987 Very Good

Analog Science Fiction / Science Fact November 1990 Very Good

Analog Science Fiction Science Fact Apr 1977 George R.R. Martin, Randall Garrett

Analog Science Fiction / Science Fact August 1983 Good+

Analog Science Fiction / Science Fact January 1984 Good+