Williamina Fleming was a Scottish maid in Boston, who began working for Edward Pickering at Harvard University as a computer, and ended up a Harvard Astronomer herself, long before women were even allowed to go to school there. She catalogued stars, named nebulae, and discovered white dwarves - years later, her discoveries were found and catalogued by the school, and she was finally given credit for her work. She was one seriously good witch.

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