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

Analog Science Fiction/Fact Magazine February 1980 George R.R. Martin

Analog Science Fiction Science Fact June 1974 Alfred Bester, George R.R. Martin

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

May 1977 - Analog Science Fiction Science Fact ... - Acceptable - Magazine

1973 May ANALOG SCIENCE FICTION & FACT George R. R. Martin GENE WOLFE Pournelle

Analog Science Fiction/Science Fact Vol. 97 #5 VF+ 8.5 1977

George R R Martin - Analog Science Fiction - May 1977 - Jack C Haldeman