/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: rcetrulo1 https://public.slidesharecdn.com/v2/images/profile-picture.png An engineer was to be executed by guillotine. The guillotine was stuck, and custom required that if the blade didn’t drop, the condemned man was set free. Before this could happen, the engineer pointed to a rusty pulley and fixed it... his head rolled.