Air Hostess Realizes Ambition. Palo Alto ... Henrietta Mumaw's life struggle has been toward the definite ambition to become a physician. Working her way through registered nurse degree, she became a hostess on the TWA line, and continued college work when between flights. Chatting with a passenger she told of her life aim. The passenger turned out to be a prominent physician and philanthropist, and after investigation decided to finance her education with the promise that some day she would help another student toward a medical degree. Miss Mumaw, of Pittsburgh, is pictured at the Stanford University biology laboratory.