The collections, its diversity, and size are considered a wealth of heritage and a historical reference for Arabia.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
1966م أكتوبر
مغلف مسجل ملصقة مسجل
طابع الغاز ـ سعود 4
الديوان الملكي ـ مكتب المستشار الخاص كمال أدهم
رجب 1386