Elfje Tg1g1tg2g2

CROL.rene

tg1g1tg2g2 is the Heesh code for symmetrical tiles tesselation

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Eendje C4c4c4c4

CROL.rene

heesch code c4c4c4c4 for more info : free math. software WWW.Peda.com / downloads / TESS 1.75

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