Columbia subject headings:
Harvard subject headings:
Music--Germany--Frankfurt am Main--19th century--History and criticism.
Music--Germany--Frankfurt am Main--20th century--History and criticism.
Saalbau GmbH.
Saalbau-Aktiengesellschaft.
Princeton subject headings:
Frankfurt am Main (Germany)--Buildings, structures, etc.
Music-halls--Germany--Frankfurt am Main--History.
Saalbau GmbH--History.