This has all been hard to follow, but I have a long list of Diesel's in my line, and the info does state the relative making the Diesel engine (I never put that together)- would like to know more - also have that Diesel was originall Tiesel or Teesel or something and was changed when they came over to America. I can supply more if needed. contact me at daystar@i1.net - all my relatives settled in Waterloo, Columbia, Redbud Illinois area that I know of...