Sandström, Arne Eld, 1905- Cosmic ray physics / by A.E. Sandström. - Amsterdam ; New York : North-Holland Pub. Co. ; Interscience Publishers, 1965. - x, 421 p. : ill. ; 23 cm. Includes Bibliography and Index Subjects--Topical Terms: Cosmic rays. Dewey Class. No.: 539.7223 / SAC 1965