One of the small 1/4 cross tiles isn't show here as it doesn't have it's matching stars yet. The key (belated) tiles are the three in the bottom left of the image.
Two of the tiles are from one reference panel, the third on the panel is already featured on the right of the middle row.
|Lustre tiles. 14th Century. Kashan, Iran. The British Museum. 1888.0109.4|