A record-setting aviation pioneer died earlier this month. Elinor Smith was one of the most daring pilots of the 1920s. And in 1934, she became the first woman featured on the back of a Wheatie's box. But over time, Amelia Earhart overshadowed her legend. To find out more about this aviatrix, Melissa Block talks to Dorothy Cochrane, a curator at the Smithsonian National Air and Space Museum.