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24 Sep 1775
British Cabinet states they intend to "carry on the war against America with the utmost vigour."
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Today in History - 1956: The first transatlantic telephone cable system began operating. #TodayInHistory

Today in Bookish and Literary History, September 24

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#TodayinHistory #dataviz #OTD 📊
More on d'Ocagne:
He developed the principle of duality from projective geometry, and showed that a point on a graph with coordinates x,y -> a line on an alignment chart, that a line transformed into a point, ...

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💀Sep 23, 1938 Maurice d'Ocagne died, Havre, France 🇫🇷

1884: The first alignment diagrams, using sets of parallel axes, rather than axes at right angles;
▶️ the essential ideas used in parallel coordinates plots
▶️ nomography: graphical computation of complex functions

#TodayinHistory #dataviz #OTD 📊
🎂Sep 23, 1915 George Alfred Barnard born in Walthamstow, London, England 🏴󠁧󠁢󠁥󠁮󠁧󠁿
1969: Suggestion for displaying five variables by means of movements on a CRT.
This technical advance created new possibilities for high-D visualization
See: tinyurl.com/ymynzjdp

📅 September 23, 1846 — Discovery of the Planet Neptune

A mathematician worked late through the night,
Said "A planet should be *right there* in sight!"
Le Verrier did the math,
Galle followed his path,
And Neptune emerged in the telescopic light!

#TodayInHistory #Limerick #History

Today in History - 1779: The U.S. ship "Bonhomme Richard," commanded by John Paul Jones, looked defeated against two British ships, but when Jones was asked to surrender, he replied: "I have not yet begun to fight," and went on to win the battle. #TodayInHistory

23 Sep 1779
Captain John Paul Jones audaciously captures HMS Serapis off the coast of Yorkshire, England.
#RevWar #TodayInHistory

Today in Bookish and Literary History, September 23

#todayinhistory #otd #september23 #booksky #books #reading #readers #releasedates #publicationday