Columbia subject headings:
Harvard subject headings:
Archives--Mexico--Yucatán (State)--Microform catalogs.
Manuscripts on microfilm--Catalogs.
University of Texas at Arlington. Library--Microform catalogs.
Yucatán (Mexico : State)--History--Sources--Bibliography--Microform catalogs.
Princeton subject headings:
Archives--Mexico--Yucatán (State)--Microform catalogs.
Catalogs.
Manuscripts on microfilm--Catalogs.
University of Texas at Arlington. Library--Microform catalogs.
Yucatán (Mexico : State)--History--Sources--Bibliography--Microform catalogs.