Here's a better look at Carroll, in dramatic profile, from March 1923.
In those earliest days of powered flight, when so much had yet to be proven about aircraft technology and handling, almost any pilot was a test pilot of sorts. Those early fliers were often self-taught, or taught each other informally.
July 4, 2010 6:00 AM PDT
Photo by: NASA
| Caption by: Jonathan Skillings
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