Columbia subject headings:
Harvard subject headings:
Esoteric astrology--Austria--Vienna--History.
Freemasonry--Austria--Vienna--History.
Occultism--Austria--Vienna--History.
Secret societies--Austria--Vienna--History.
Vienna (Austria)--History.
Vienna (Austria)--Intellectual life.
Princeton subject headings:
Freemasonry--Austria--Vienna--History.
Secret societies--Austria--Vienna--History.
Vienna (Austria)--Intellectual life.