D. H. Cowie (contributors) books & textbook
Physical Review. Second Series. Volume 56 , Number 7. October 1, 1939
and N E Edlefsen Ernest O. Lawrence W. E. Ramsey H. M. Mott-Smith D. H. Cowie (contributors)
American Institute of Physics / American Physical Society /1939-10-01 Paperback / 89 Pages