Leonardo sought “an edge” over military enemies when he designed a “bombard” to fire deadly exploding shells that fired flaming iron fragments instead of stone balls. The canon uses a crank worm screw to change aim and trajectory.
This entry was posted on February 4, 2013 by John & Lois. It was filed under Appleton, Da Vinci Exhibit, Houdini Museum .
Always money to be made in an Arms Race, No Fool our Leonardo.
February 4, 2013 at 2:38 pm
that is quite a drawing and quite worthy of a frame (even though it is a plan)!
February 4, 2013 at 6:03 pm
your photos are once again ingenious, love the way you manage to spread one place through many themes, clever and so well done.
February 5, 2013 at 3:17 am
Wonderful processing, as always.
February 5, 2013 at 10:23 am
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