Richard E. Byrd the rank of captain. After a further summer of exploration, the expedition returned to North America on June 18, 1930. A 19-year-old American Boy Scout, Paul Allman Siple, was chosen to accompany the expedition. Unlike the 1926 flight, this expedition was honored with the gold medal of the American Geographical Society. This was also seen in the film "With Byrd at the South Pole" (1930) which covered his trip there. Byrd, by then an internationally recognized, pioneering American polar explorer and aviator, served for a time as Honorary National President (1931–1935) of Pi Gamma Mu, the international honor society in
Lincoln Aviator wheels and a DVD based navigation both of these options were late availability in 2003 on the premium model and 2004 ("Ultimate"), 2005 ("Elite" pkg). Shared with the Mountaineer, the Aviator was equipped with dual front/side airbags, side curtain airbags, along with stability and traction control. Sharing its chassis with the third generation Explorer, the Aviator is derived from the body-on-frame Ford U1 platform. Sharing its wheelbase with the Explorer/Mountaineer, the Aviator is fitted with four-wheel independent suspension. Along with the Explorer and Mountaineer, rear-wheel-drive is standard; the Aviator was offered with four-wheel-drive as an option. A standard towing package