Columbia subject headings:
Başbakanlık Osmanlı Arşivi (Turkey)
Diplomatics, Turkish--Turkey--Manuscripts--Facsimiles.
Manuscripts, Turkish--Turkey--Facsimiles.
Sultans--Autographs--Facsimiles.
Turkey--History--Ottoman Empire, 1288-1918--Sources.
Tuğra (Turkish royal cipher)
Harvard subject headings:
Başbakanlık Osmanlı Arşivi (Turkey)
Diplomatics, Turkish--Turkey--Manuscripts--Facsimiles.
Manuscripts, Turkish--Turkey--Facsimiles.
Sultans--Autographs--Facsimiles.
Turkey--History--Ottoman Empire, 1288-1918--Sources.
Tuğra (Turkish royal cipher)
Princeton subject headings:
Başbakanlık Osmanlı Arşivi (Turkey)--Catalogs.
Facsimiles.
Law--Turkey--Sources--Bibliography--Catalogs.
Manuscripts, Turkish--Turkey--Facsimiles.