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 Family of Barack Obama The family of Barack Obama, the 44th President of the United States, and his wife Michelle Obama is made up of people of Kenyan (Luo), African-American, and Old Stock American (including originally English, Scots-Irish, Welsh, German, and Swiss) ancestry. Their immediate family was the First Family of the United States from 2009 to 2017. The Obamas are the first First Family of African-American descent. Michelle LaVaughn Robinson Obama (born January 17, 1964) is an American lawyer, university administrator, and writer who served as the First Lady of the United States from 2009 to 2017. She is