اكتشاف هنا The studio floor is littered with this stuff... Quick notes and drawings.

http://asect.org.uk/?ilyminaciya=%D8%B3%D8%B9%D8%B1-%D8%A7%D9%84%D8%B0%D9%87%D8%A8-%D9%84%D9%84%D9%8A%D9%88%D9%85&0f5=da