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
Campaign rhetoric of Barack Obama an audience member to these stories. Other rhetorical devices Obama used in his campaign speeches were repetition, metaphor, personification, climax, and allusion. Campaign rhetoric of Barack Obama The campaign rhetoric of Barack Obama is the rhetoric in the campaign speeches given by President of the United States, Barack Obama, between February 10, 2007 and November 5, 2008 for the 2008 presidential campaign. Obama became the 44th president after George W. Bush with running mate Joe Biden. In his campaign rhetoric, Obama used three main devices: motifs, American exceptionalism, and voicing. A motif is a rhetorical device that involves the repeated