A Daily History of Holes, Dots, Lines, Science, History, Math, Physics, Art, the Unintentional Absurd, Architecture, Maps, Data Visualization, Blank and Missing Things, and so on. |1.6 million words, 7500 images, 4.9 million hits| Press & appearances in The Times, Le Figaro, Mensa, The Economist, The Guardian, Discovery News, Slate, Le Monde, Sci American Blogs, Le Pont, and many other places… 5000+ total posts since 2008.

Daily Dose from Dr. Odd: Diving Archery Water Sports

JF Ptak Science Books   Quick Post  Part of the series Daily Dose from Dr. Odd  

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What could possibly go wrong?  from Popular Mechanics, November 1930.

 

Dr odd diving arrows049

 

Dr odd diving arrows047
Dr odd diving arrows048

 

 

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