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) $11.31 $34.65 $54.93
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Unknown Worlds of Science Fiction #2 (1975) $13.04 $31.65 $42.11
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Unknown Worlds of Science Fiction #3 (1975) $9.83 $30.63 $53.02
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Unknown Worlds of Science Fiction #4 (1975) $9.95 $30.57 $41.00
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Unknown Worlds of Science Fiction #5 (1975) $8.77 $27.46 $79.00
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Unknown Worlds of Science Fiction #6 (1975) $10.64 $31.48 $38.00
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