Columbia subject headings:
Mann, Thomas, 1875-1955--Family.
Pringsheim, Alfred, 1850-1941.
Pringsheim-Dohm, Hedwig, 1855-1942.
Harvard subject headings:
Mann, Thomas, 1875-1955--Family.
Pringsheim, Alfred, 1850-1941.
Pringsheim-Dohm, Hedwig, 1855-1942.
Princeton subject headings:
Authors' spouses--Germany--Biography.
Mann, Katia, 1883-1980--Family.
Mann, Thomas, 1875-1955--Family.
Pringsheim-Dohm, Hedwig, 1855-1942.