Some Andean sulphur deposits
By: [by Benjamin L. Miller and Joseph T. Singewald, Jr.]
Contributors: Singewald, Joseph T. (Joseph Theophilus), 1884-1963
Publisher: Government Printing Office
Published: 1918
Place of publication: Washington
Language: eng
Number of pages: 16
Subjects: Sulfur deposits
Notes: "Reprinted from the January, 1918, issue of the Bulletin of the Pan American Union"

Cover title.

At head of title: The Pan American Union.