Museums keeping his works

Some of the World Museums keep some of his works among which are the following:
1. The National Museum, Damascus.
2. Jeddah Museum, Jeddah.
3. Elprado Museum, Madrid.
4. The National Library, Paris.
5. Granada Museum, Granada.
6. The Opera House, Rome.
7. Academy of Artist, Florance.
8. The Museum of Oriental Arts, MOSCOW, Russia
9. Sweeden Museum, Stockholm.
10. The National Museum, Sofia.
11.The Museum of Modern Art, Copenhagen.
12. Norway Museum, Oslo.
13. Berlin Museum, Berlin.
14. Bonn Museum, Bonn.
15. Museums in every capital of the European Union countries contain paintings of ancient Damascus, (1995-1996-1997-1998).