The coal problem.
Series: Series of League of Nations publications. II. Economic and financial -- 1932.II.B.4.
Publisher: League of Nations
Published: 1932
Place of publication: [Geneva
Language: eng
Number of pages: 55
Subjects: Coal trade
Notes: At head of title: C.405.M.224.1932.II.B.  Geneva, May 4th, 1932.