On the products of the fission of uranium and thorium under neutron bombardment.
Copenhagen: Munksgaard, 1939. Offprint from: Det Kgl. Danske Videnskabernes Selskab. Matematisk-fysiske meddelelser Vol. XVII, no. 5. Kopenhagen: Munksgaard, 1939. 4to (245x154 mm). [3] 4-13 [1] pp. Original publishers printed red wrappers (slight fading to top margin). Pages untrimmed and unopened. Title page with slight red stains from inner wrapper, otherwise..... More