Columbia subject headings:
Harvard subject headings:
Manuscripts on microfilm--Catalogs.
Manuscripts, Arabic--Sweden--Uppsala--Microform catalogs.
Uppsala universitetsbibliotek--Microform catalogs.
Princeton subject headings:
Manuscripts on microfilm--Sweden--Uppsala--Catalogs.
Manuscripts, Arabic--Sweden--Uppsala--Microform catalogs.
Ritter, Hellmut, 1892-1971--Library--Microform catalogs.
Uppsala universitetsbibliotek--Microform catalogs.