Columbia subject headings:
Harvard subject headings:
Brentano, Lujo, 1844-1931--Correspondence.
Economists--Germany--Correspondence.
Economists--Japan--Correspondence.
Fukuda, Tokuzō, 1874-1930--Correspondence.
Japan--Economic conditions--1868-
Japan--Social conditions--1912-1945.
Princeton subject headings:
Brentano, Lujo, 1844-1931--Correspondence.
Fukuda, Tokuzō, 1874-1930--Correspondence.
Japan--Economic conditions--1868-
Japan--Social conditions--1912-1945.
Personal correspondence.