Copenhagen: Ejnar Munksgaard, 1945. 8vo, pp. [6], 48, 25, [1], 18, 26, 7, [1], 24, 42, 16, 27, [1], 9, [1], 15, [1], 34, 17, [1], 12; text in English excepting the final paper which is in Norwegian; portrait of Niels Bohr, printed paper wrappers; upper wrapper nearly detached, spine chipped, text clean, good. Signed by Hans A. Bethe on upper cover. This issue was dedicated to Niels Bohr's 70th birthday. Contributors include Bengt Strömgren, Hilde Levi, and Stefan Rozental. Hans A. Bethe was himself a member of the Manhattan Project and Nobel Laureate for Physics. More