Adams, John Allan Stewart, 1926- Gamma-ray spectromeytry of rocks / John A.S. Adams - Amsterdam ; New York : Elsevier Pub. Co , 1970 - xi, 295 p. : ill. ; 23cm - Methods in geochemistry and geophysics ; 10 . Subjects--Topical Terms: Rocks --Spectra------Gamma ray spectrometry--Spectra------ Dewey Class. No.: 552.06 ADA