BØGGILD, J. K. (+) O. H. ARRØE (+) T. SIGURGEIRSSON.
Cloud chamber studies of electronic and nuclear stopping of fission.
U.S.A. Physical Review, 1947. Royal8vo. Without wrappers (as issued). Offprint from "The Physical Review", Vol. 71, No. 5, March 1, 1947. Fine and clean. Pp. 281-287 + 1 blank.