Tilings with coloured interlacing

data18/W85

data183/P201

data183/RE3559

data183/SPA0107

data183/WOK1

data184/VA1

data184/VA3

data188/SIVAS3

data188/SIVAS4

data189/IRA2633

data191/SPA0807

data192/IRA2004

data194/BUR1

data194/SA1

data21/P17

data210/CR1

data214/ARCH1

data7/N86A

This is new to version 17 and required an enhancement to the software used to construct the graphics. The interlacing is not ignored in computing the symmetry group.

v54