Stevens, Page 195
data167/F22P4B
(Click on image for high-quality PDF version)
Geometry
- The symmetry group of the tiling is ** (pm).
- All the internal angles of the constituent polygons are a multiple of 45°.
- There is one non-regular reflective tile.
- The tiling satisfies the two-colour condition.
- The tiling is edge-to-edge.
- As drawn, contains about 45 polygons.
References
Publications referenced:
- Page 195, Figure 22.4b (Sandwich Islands) of Peter S Stevens. Handbook of regular patterns: an introduction to symmetry in two..., MIT Press, 1984. ISBN 026269088. [stevens] {Illustrations in black and white}
Photo?
v49