Columbia subject headings:
León (Spain)--Buildings, structures, etc.
Monasteries--Spain--León.
San Miguel de Escalada (Monastery : León, Spain)
Harvard subject headings:
León (Spain)--Buildings, structures, etc.
Monasteries--Spain--León.
San Miguel de Escalada (Monastery : León, Spain)--History.
Princeton subject headings:
León (Spain)--Buildings, structures, etc.
Monasteries--Spain--León.
San Miguel de Escalada (Monastery : León, Spain)