The collections, its diversity, and size are considered a wealth of heritage and a historical reference for Arabia.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
نوفمبر 1954م
مغلف مسجل
م17.11.1954 = 21.03.1374 هـ