Columbia subject headings:
Schneider, Reinhold, 1903-1958--Correspondence.
Schweinichen, Heinrich von, 1898-1959--Correspondence.
Harvard subject headings:
Badische Landesbibliothek Karlsruhe.
Germany--History--20th century.
Merchants--Germany--Correspondence.
Poets, German--Correspondence.
Schneider, Reinhold, 1903-1958--Correspondence.
Schweinichen, Heinrich von, 1898-1959--Correspondence.
Schweinichen, Heinrich von--Correspondence.
Princeton subject headings:
Merchants--20th century--Correspondence.
Poets, German--20th century--Correspondence.
Schneider, Reinhold, 1903-1958--Correspondence.
Schweinichen, Heinrich von, 1898-1959--Correspondence.