Columbia subject headings:
Church buildings--Germany--Hesse.
Fortress-churches--Germany--Hesse.
Harvard subject headings:
Church buildings--Germany--Hesse.
Fortress-churches--Germany--Hesse.
Princeton subject headings:
Architecture--Details.
Church buildings--Germany--Hesse.
Fortress-churches--Germany--Hesse.
Hesse (Germany)--Buildings, structures, etc.