Battle of Bosworth Field stood on Bosworth Field: Richard III and his Yorkist army; his challenger, Henry Tudor, who championed the Lancastrian cause; and the fence-sitting Stanleys. Small and slender, Richard III did not have the robust physique associated with many of his Plantagenet predecessors. However, he enjoyed very rough sports and activities that were considered manly. His performances on the battlefield impressed his brother greatly, and he became Edward's right-hand man. During the 1480s Richard defended the northern borders of England. In 1482 Edward charged him to lead an army into Scotland with the aim of replacing King James III with the Duke
S-III Saturn I which actually flew, except that the S-V stage was never live. The original Saturn C-2 design would have been S-I stage plus S-III plus S-IV plus, for some missions, S-V. The S-III was to have been a LOX-Hydrogen stage powered by two J-2 engines. The original Saturn C-3 configuration was S-I plus S-II plus S-III plus, for some missions, the S-IV and even S-V. The S-II was to have had four J-2 engines and the S-I would have been upgraded either by increasing the thrust of its eight H-1 engines to 250,000 lb or by replacing the center