Another time, Jack took a call. A voice on the other end said, ‘There are three of us down here in the lobby. We want to see the guy who does this disgusting comic book and show him what real Nazis would do to his Captain America.’



To the horror of others in the office, Kirby rolled up his sleeves and headed downstairs. The callers, however, were gone by the time he arrived.



Years later, he told an interviewer, 'I once got a letter from a Nazi who told me to pick out any lamppost I wanted on Times Square, because when Hitler arrived, they’d hang me from it. It was typical of a genre of fans who have long since died out.’