rachelignotofsky: “ Katherine Johnson is a physicist, space scientist, and NASA mathematician. She calculated the flight path for the Apollo mission to the moon. Katherine has worked on NASA’s mercury missions, space shuttles, and plans for the.
A Butterfly Journey Hardcover. The amazing story of the life and work of the renowned botanical artist Maria Sibylla Merian is told alongside her beautiful illustrations of butterflies in this charming and elegant book. A woman ahead of .