08:0508:05, 25 August 2009diffhist+592 N
Talk:Free-piston engine
←Created page with 'My understanding is that the concept did not work. No one has ever gotten one to run and a two cycle stroke requires the slowing of the piston by the crank shaft fo...'
11:5911:59, 13 April 2009diffhist+193 N
Talk:Self study
←Created page with 'Self Study is a major movement in the world today. It is always assisted by some sort of course ware, publications or the like and is not the same as child prodigie…'