Gold, silver, and other resources in the ash of incinerated sewage sludge at Palo Alto, California
Subtitle: a preliminary report
By: R.A. Gulbrandsen [and others]
Contributors: Geological Survey (U.S.)
Series: Geological Survey circular -- 784; Circular (Geological Survey (U.S.)) -- 784.
Publisher: Department of the Interior, Geological Survey
Published: 1978
Place of publication: [Reston, Va.]
Language: eng
Subjects: Sewage sludge; Precious metals
Notes: Includes bibliographical references.