International trade in petroleum and its products.
Contributors: Denham, H. G.
Series: Its Trade promotion series,; no. 80
Publisher: U.S. Govt. Print. Off.
Published: 1929
Place of publication: Washington
Language: eng
Number of pages: 153
Subjects: Petroleum industry and trade.
Notes: At head of title: Department of Commerce. Bureau of Foreign and Domestic Commerce.
"By the Petroleum Section, Minerals Division, assisted by H. G. Denham."--p.1.