Analog Science Fiction / Science Fact December 1979 Good

Analog Science Fiction / Science Fact March 1979 Good

Analog Science Fiction / Science Fact November 1979 Good+

Analog Science Fiction / Science Fact September 1979 Good-

Analog Science Fiction / Science Fact April 1979 Very Good

Analog Science Fiction / Science Fact Magazine - January 1979

1979 Jul ANALOG SCIENCE FICTION & FACT Apollo 11 Anniversary MICHAEL McCOLLUM &c

Analog Science Fiction/Science Fact Vol. 99 #1 VG 1979 Low Grade