#OnThisDay, 19 Apr 1967, Katherine Switzer becomes the first woman to complete the Boston Marathon as a registered runner, despite the organiser physically trying to stop her.

She ran it again in 2017, 50 years later.

#WomenInHistory #OTD #History #AmericanHistory

Today in 2001, 23 years ago: in Buenos Aires (Argentina) the Club Ferro Carril Oeste descends for the first time to the Primera B Metropolitana.

#OnThisDay

Today in 1836, 188 years ago: in Spain, Juan Álvarez Mendizábal decrees the sale of all the assets of the extinct religious orders, as part of the confiscation process.

#OnThisDay

Today in 1982, 42 years ago: Richard Skrenta writes the first PC virus code, which is 400 lines long and disguised as an Apple boot program called "Elk Cloner".

#OnThisDay

#OnThisDay, 7 Jan 1939, French physicist Marguerite Perey discovers element 87, which she later names francium. It was the last element to be discovered naturally.

Perey was a student of Marie Curie, and was nominated five times for the Nobel Prize but never received it.

#WomenInHistory #WomenInSTEM #ScienceHistory #History #Histodons

December 18th, 256 BCE—#OTD #OnThisDay the foremen of a group of stonecutters write to the architect Kleon, complaining that the quarry supervisor is wearing away their tools by assigning them all the hard stone while he assigns his own men all the soft stone.

https://papyri.info/ddbdp/sb;18;13881

Today in 1994, 29 years ago: WXYC, the student radio station of the University of North Carolina at Chapel Hill, launches the world's first internet radio broadcast.

#OnThisDay