An investigation of the reported occurrence of tin at Juniper Ridge, Oregon
By: by H. C. Harrison.  With geology by John Eliot Allen.
Contributors: Allen, John Eliot, 1908-
Series: Oregon. State Dept. of Geology and Mineral Industries. Bulletin; no. 23
Published: 1942
Place of publication: [Portland]
Language: eng
Number of pages: 56
Subjects: Tin ores -- Oregon.; Tin ores -- Analysis.
Notes: "References" at end of each chapter except the last.
Reproduced from type-written copy.