Columbia subject headings:
Mausoleum of Galla Placidia (Ravenna, Italy)
Mausoleums--Italy--Ravenna.
Mosaics, Early Christian--Italy--Ravenna.
Ravenna (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture, Early Christian--Italy--Ravenna.
Mausoleum of Galla Placidia (Ravenna, Italy)
Mosaics, Early Christian--Italy--Ravenna.
Ravenna (Italy)--Buildings, structures, etc.
Princeton subject headings:
Galla Placidia, Empress, approximately 386-450--Tomb.
Mausoleums--Italy--Ravenna.
Mosaics, Early Christian--Italy--Ravenna.
Ravenna (Italy)--Buildings, structures, etc.