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.
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JF Ptak Science Books Quick Post
I’m posting these following sheet music covers because of their lovely airplane covers. They are located at the wonderful (and highly available and useful) Lester Levy Sheet Music Collection at Johns Hopkins University.
“Sixty Miles an Hour. March and Two-Step’, Frederick W. Hager, 1910. [Image source: http://levysheetmusic.mse.jhu.edu/catalog/levy:059.065]