Who was born in 1899 and wrote the book series "Mary Poppins"?
P. L. Travers Pamela Lyndon Travers, OBE ( ; born Helen Lyndon Goff; 9 August 1899 – 23 April 1996) was an Australian-born writer who spent most of her career in England. She is best known for the "Mary Poppins" series of children's books, which feature the magical nanny Mary Poppins.
Arthur Rackham Arthur Rackham (19 September 1867 – 6 September 1939) was an English book illustrator.