Columbia subject headings:
Harvard subject headings:
Freemasonry--Germany--History--18th century.
Freemasonry--History--18th century.
Freemasonry--Rituals--History--18th century.
Knights Templar (Masonic order)--History.
Templars--History.
Princeton subject headings:
Freemasonry--Germany--History--18th century.
Freemasonry--History--18th century.
Freemasonry--Rituals--History--18th century.