Eleanora Knopf
Eleanora Frances Bliss Knopf was a geologist who worked for the United States Geological Survey and did research in the Appalachians during the first two decades of the twentieth century. She studied at Bryn Mawr College, and earned a bachelors degree in chemistry, a masters degree in geology, and a Ph.D. in geology in 1912. After completing her Ph.D., she accepted a position at the USGS, where she met and married the geologist Adolph Knopf. She was the first American geologist to use the new technique of petrography which she pioneered in her lifes work the study of Stissing Mountain.
She was born in Rosemont, Pennsylvania on July 15, 1883. Her father was General Tasker Bliss a career soldier who became Chief of Staff of the US Army during the First World War. Her mother was Eleanora Emma Bliss ne Anderson. Both sides of the family could trace their ancestry to settlers from England.
Source: Wikipedia