Three-Pronged Blivet, Impossible Trident T-Shirt

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Three-Pronged Blivet, Impossible Trident T-Shirt

k8coGifts
  
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Simple black and white drawing of an optical illusion: the 3-pronged blivet, also known as the poiuyt, impossible trident, or devil's tuning fork. Any geek would love this very cool gift.

5/10/2018
T-Shirt  (CYO)

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