About Mary Petty
Mary Petty was an illustrator of books and magazines best remembered for a series of covers published by The New Yorker that feature a family she invented and named, "Peabody", along with their household servants. Mary Petty (April 29, 1899 – March 6, 1976) was an illustrator of books and magazines best remembered for a series of covers published by The New Yorker that feature a family she invented and named, "Peabody", along with their household servants. On October 22, 1927, her first published drawing appeared in the magazine. They lived in and created their work in a small apartment at 12 East Eighty-eighth Street in Manhattan.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.