Geraldine Bonner (1870–1930) was an American author, born on Staten Island, New York. As a child, she moved to Colorado where she lived in mining camps. After moving to San Francisco, California, she worked at a newspaper, the Argonaut, in 1887, and subsequently. She wrote the novel Hard Pan (1900) and used the term "Hard Pan" as a pseudonym.
(source Wikipedia)
