What a strange reaction to reading this document.
No less a figure than Neals Bohr believed it impossible on those grounds, said in 1939 "It can never be done unless you turn the United States into one huge factory", and when "Nicholas Baker" visited America, remarked that was indeed just what we'd done or were doing.
"The Arsenal of Democracy" was not just a slogan (https://en.wikipedia.org/wiki/Arsenal_of_Democracy).