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US waterborne exports and general imports / Jahresausgabe : trade, area, district, port, type service, and US flag
(1990)
Schedule S : statistical classification of domestic and foreign merchandise exported from the United States arranged in shipping commodity groups
Ely, Edward J., (1957)
Nigeria foreign trade summary
(1997)
Annual report of the Bureau of the Census : for the fiscal year ended June 30, ...
(1913)
United States life tables / Mehrjahresausgabe
(1936)
United States life tables / Explanatory text, mathematical theory, computations, graphs, and original statistics
(1921)