The collections, its diversity, and size are considered a wealth of heritage and a historical reference for Arabia.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
1962م
مغلف مسجل
طابع الغاز ـ سعود 1
القصر الملكي من الطبيب الخاص
05.10.1962 = جمادى الأولى 1382