Bourgoin, Plate 124

• The symmetry group of the tiling is *632 (p6m).
• Contains one regular 9-pointed star polygon with vertex angle of 80°.
• Contains one regular 12-pointed star polygon with vertex angle of 60°.
• There are 14 non-regular reflective tiles.
• The tiling satisfies the interlace condition and has 6 finite interlaces and no infinite interlace.
• The tiling is edge-to-edge.
• As drawn, contains about 1005 polygons.

• Plate 124 (Inexact pentagons) of J Bourgoin. Arabic Geometrical Pattern and Design, Dover, 1879. ISBN 048622924. [bourgoin] {Classical book of around 200 hand-produced patterns, in back and white.} Fuller version available on Internet.
• Burlington Magazine 1919 Vol 35: 243 (Cairo: minbar of mosque of Amir Zayn ad-Din Abu Bakr (1479), Egypt) of Not specific. Personal Communication, Information sent to the author, 21 century . [pc]
• Thes. Islamicus F4694 (Ghanim al-Bahrawan, Egypt) of Not specific. Personal Communication, Information sent to the author, 21 century . [pc]

• Wade photo BOU 124
• Wade photo EGY 1723
• Wade photo EGY 0809

• Tilings not constructible by straightedge and compass

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