Some calculations in a notebook by Frances Woodworth Wright, Jenka Mohr, Leon Campbell on Nova Herculis 1934, which is currently referred to as DQ Herculis.

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#projectphaedra #nova #astronomy #historyofscience

We always love to see notes from astronomers about some of the day-to-day aspects of their work. This note, "Too dark - stopped work" was found in a Henrietta Swan Leavitt notebook.

#projectphaedra #WomenInSTEM #astronomy

Some of the #Harvard Computers would often use tools called "fly spankers" to compare the brightness of stars. This Frances Woodworth Wright page is from 1940. You can learn more about this tool here: https://library.cfa.harvard.edu/fleming-work

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Today at 2PM ET! We'll be hearing from @DavaSobel, the author of the 2016 book The Glass Universe: How the Ladies of the Harvard Observatory Took the Measure of the Stars. Register here: https://smithsonian.zoom.us/meeting/register/tZYlfumvpzMsGtU1JFfvlvFmtanItoiUwdXh

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A glass plate reproduction of binary cepheid SV Persei. This was found in a Cecilia Payne notebook, approx. from 1924-1929.

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