Columbia subject headings:
Arabic alphabet--Early works to 1800.
Arabic language--Orthography and spelling--Early works to 1800.
Harvard subject headings:
Arabic alphabet--Early works to 1800.
Arabic language--Orthography and spelling--Early works to 1800.
Princeton subject headings:
Arabic alphabet--Early works to 1800.
Arabic language--Orthography and spelling--Early works to 1800.