Columbia subject headings:
Harvard subject headings:
Beckhardt, Lorenz S., 1961---Family.
Jews--Germany--Wiesbaden--History.
Sonnenberg (Wesbaden, Germany)--History.
Sonnenberg (Wiesbaden, Germany)--History.
Princeton subject headings:
Beckhardt, Lorenz S., 1961---Family.
Jews--Germany--Wiesbaden--History.
Sonnenberg (Wesbaden, Germany)--History.