for September 15
WHO WAS BORN
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973: |
Abu Rayhan al-Biruni |
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Al-Biruni wrote treatises on time-keeping and the astrolabe, and made significant advances in mathematical studies. |
WHO DIED
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921: |
St. Ludmilla |
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Patron saint of Bohemia, Ludmilla helped establish Christianity there. She was strangled by agents for Drahomira, her daughter-in-law. |
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1510: |
St. Catherine of Genoa |
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Catherine was a mystic born into a wealthy family. She is admired for her work among the sick and the poor. |
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Medieval History |
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