Isabel Martin Lewis

Isabel Martin Lewis was an American astronomer who was the first woman hired by the United States Naval Observatory as assistant astronomer. In 1918, Lewis was elected a member of the American Astronomical Society. She was also a member of the Royal Astronomical Society of Canada and the Astronomical Society of the Pacific.

Isabel Martin was born in Old Orchard Beach, Maine, on July 11, 1881. Lewis earned her A.B. from Cornell University in 1903 and earned her A.M. there in 1905, specializing in mathematics. From 1905 to 1907 she was an astronomical computer for Simon Newcomb. Under Newcomb, Martin worked on eclipse data, an experience that would prove essential to her later work.

Source: Wikipedia