Columbia subject headings:
Archives--Catalogs.
Archives--Turkey--Istanbul.
Charitable uses, trusts, and foundations (Islamic law)--Bibliography--Catalogs.
Harvard subject headings:
Archives--Catalogs
Archives--Turkey--Istanbul--Catalogs.
Charitable uses, trusts, and foundations (Islamic law)--Turkey--Istanbul--Catalogs.
Endowments--Turkey--Istanbul--Catalogs.
Istanbul (Turkey)--Buildings, structures, etc.--Catalogs.
Princeton subject headings:
Endowments--Turkey--Istanbul--Catalogs.
Istanbul (Turkey)--Buildings, structures, etc.--Catalogs.
Waqf--Turkey--Istanbul--Catalogs.