JF Ptak Science Books Quick Post
This reaching image appeared as an ad for a life insurance company (?) in the pages of Life magazine for 1942. What the company latched on was the uranium isotope 235U (uranium discovered in 1789 by Klaproth and its radioactive state found by Henri Becquerel in 1896, 235U discovered by the mass spectrometer guy Dempster in 1935, and soon followed by the nuclear fission paper of 1938 by Hahn/Strassmann/Leitner) and how it would effectively be the power source (“cheap and plentiful) for, well, a lot, including cars and spaceflight. Anyway, the drawing is neat even if the Earth is way out of proportion, and so on:
