On May 20, 1875 the International Bureau of Weights & Measures [1] was formed by the signing of the Metre Convention treaty by 17 nations, in Paris. The prototypes of the meter and the kilogram were selected.
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May 20, 1916 [2]: Codell, Kansas was hit by a tornado. (Quite oddly, it was hit again on the same day in 1917 and then again in 1918.)
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May 20th is also the birthday of my lifelong friend Brad C. I wish him a happy 65th birthday! – JWR
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Today we are starting a big sale on all of our blackpowder rifles, all of our pre-1899 cartridge sporter rifles, and selected Mauser rifles at Elk Creek Company [3]. Most of the blackpowder rifles are .50 caliber. There are some very deep discounts, so take a look! This sale will end on Tuesday, June 2nd. Order soon!