Boeing C-137 Stratoliner procurement of the Boeing 707 was very limited, amounting to three Model 707-153s designated VC-137A. When delivered in 1959 these had four 13,500 lb (6123 kg) dry thrust Pratt & Whitney J57 (JT3C6) turbojets; when subsequently re-engined with 18,000 lbf (80.1 kN) dry thrust TF33-P-5 (JT3D) turbofans they were redesignated VC-137B. Only one other variant served with the USAF: this was the VC-137C "Air Force One" presidential transport, the two examples of which were Model 707-320B Intercontinentals with specialized interior furnishings and advanced communications equipment. Two further non-presidential C-137C aircraft were later added. To supplement its VC-137s, the USAF converted
Family of Barack Obama of his father, daughter of Hussein Onyango and his second wife, Habiba Akumu Obama. (She should not be confused with her stepmother Sarah Onyango Obama, also often called just Sarah Obama, the third wife of Onyango.) Barack Obama Sr., Barack Obama's father, was the son of Onyango and his second wife Habiba Akumu Obama. Educated in the US at the University of Hawai'i and Harvard University, he returned to Kenya, where he became an economist with the government. He served in the ministries of transportation and finance. Obama Sr. was married a total of three times, and he fathered a