Unknown Worlds of Science Fiction Prices & Unknown Worlds of Science Fiction Value Guide

Unknown Worlds of Science Fiction Issue list & price guide. Prices for all 6 Unknown Worlds of Science Fiction Issues.

Prices are updated based upon Unknown Worlds of Science Fiction listings that sold on eBay and other marketplaces.

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  Issue Ungraded 6.0 8.0
Unknown Worlds of Science Fiction #1 (1975) $12.10 $37.05 $54.93
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Unknown Worlds of Science Fiction #2 (1975) $10.06 $32.22 $52.56
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Unknown Worlds of Science Fiction #3 (1975) $11.03 $32.99 $56.35
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Unknown Worlds of Science Fiction #4 (1975) $8.29 $25.82 $41.00
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Unknown Worlds of Science Fiction #5 (1975) $11.77 $34.18 $58.03
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Unknown Worlds of Science Fiction #6 (1975) $12.24 $35.43 $43.00
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