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Jan 1950 v7n1 after Alejandro |
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Feb 1950 v7n2 after Orban |
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May 1950 v7n3 after Zboyan |
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Jun 1950 v7n4 after Rogers H |
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Aug 1950 v7n5 after Bonestell |
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Oct 1950 v7n6 after Rogers H |
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Dec 1950 v7n7 adapted from photo |
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Feb 1951 v7n8 after Miller R |
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Apr 1951 v7n9 after Rogers H |
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Jun 1951 v7n10 after Brush |
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Aug 1951 v7n11 after Miller R |
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Oct 1951 v7n12 after Van Dongen |
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Dec 1951 v8n1 after Rogers H |