The collections, its diversity, and size are considered a wealth of heritage and a historical reference for Arabia.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
1930 م
بطاقة بريدية ـ عرفات
نادر جدأً
الطوابع: طابعان نجد 287 (ستانلي)
23/12/1348 هـ 21/5/1930 م