Analog Science Fiction / Science Fact March 1979 Good

Analog Science Fiction / Science Fact January 1979 Good+

Analog Science Fiction / Science Fact September 1979 Good-

Analog Science Fiction / Science Fact November 1979 Good+

Analog Science Fiction / Science Fact April 1979 Very Good

Analog Science Fiction and Fact December 1979 Clifford D Simak Kingsbury

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

Analog Science Fiction/Science Fact Vol. 99 #12 FN- 5.5 1979 Low Grade