Analog Science Fiction - Science Fact 1974-06 v93n04
Analog
Amazing Science Fiction Stories 1960-03 v34n03
Amazing Stories
Fantastic Science Fiction 1957-12 v06n11
Fantastic Science Fiction
Fantastic Science Fiction 1957-11 v06n10
Amazing Stories 1956-09 v30n09
Amazing Stories 1956-08 v30n08
Amazing Stories 1956-07 v30n07
Amazing Stories 1956-06 v30n06
Amazing Stories 1954-09 v28n04
Amazing Stories 1954-05 v28n02
Amazing Stories 1958-12 v32n12
Amazing Stories 1958-08 v32n08
Amazing Stories 1958-07 v32n07
Amazing Stories 1958-06 v32n06
Amazing Stories 1958-05 v32n05
Amazing Stories 1958-04 v32n04
Amazing Stories 1958-03 v32n03
Amazing Stories 1958-02 v32n02
Amazing Stories 1958-01 v32n01