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Duck Tiles

Author:John Golden
Simon Gregg shared these from Yoshiaki Araki (President of the Japanese Tessellation Design Association) and did a lot to help me understand them. Do they admit a nonperiodic tiling? Hmm... https://twitter.com/Simon_Gregg/status/1245129472589905920 Copy and paste for more tiles. Here are 20 to start!
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