looks like a bowl with a v inside it
page7-57.png page2-105.png page5-34.png page3-128.png
page-L.png page8-161.png page3-141.png page2-105.png page7-57.png page7-4.png page3-128.png page6-113.png page7-196.png page5-34.png
looks like a square with a chimney on the right hand  sid