Slightly redundant, but I also enjoyed the (apparently contemporary) Planet Money podcast episode on the same topic: http://www.npr.org/sections/money/2016/04/

Slightly redundant, but I also enjoyed the (apparently contemporary) Planet Money podcast episode on the same topic: http://www.npr.org/sections/money/2016/04/08/473581490/episode-694-the-gun-that-wouldnt-shoot http://www.npr.org/sections/money/2016/04/08/473581490/episo...