The collections, its diversity, and size are considered a wealth of heritage and a historical reference for Arabia.
Group includes
212,000 stamps (oldest since 1867)
5,000 documents (oldest since 1865)
120,000 manuscripts and books
1958
مغلف مسجل موجه إلى ألمانيا طابع مالي
1939
م 28.03.1958 (08.10.1377)