Analog Science Fiction/Science Fact Vol. 103 #12 NM- 9.2 1983

Analog Science Fiction/Science Fact Vol. 101 #2 NM- 9.2 1981

Analog Science Fiction/Science Fact Vol. 103 #8 NM- 9.2 1983

Analog Science Fiction/Science Fact Vol. 103 #9 VF+ 8.5 1983

Analog Science Fiction/Science Fact Vol. 103 #10 VF+ 8.5 1983

Analog Science Fiction/Science Fact Vol. 102 #8 NM 9.4 1982

Analog Science Fiction/Science Fact Vol. 102 #10 NM 9.4 1982

Analog Science Fiction/Science Fact Vol. 102 #6 NM 9.4 1982