The collections, its diversity, and size are considered a wealth of heritage and a historical reference for Arabia.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
1985م ديسمبر
مغلف
مغلف مسجل ختم بريد مسجل
طابع مؤتمر الملك عبد العزيز 1958م
ديسمبر 1985 = ?.04.1406 هـ