It focused on developing the diesel engine invented 20 years earlier, but in spite of several well publicized endurance trials it was not until that their Model H, used in small railroad switchers, proved successful.
Waxay diiradda saareysay sameynta mashiinka naaftada 20 sano ka hor, laakiin inkasta oo dhowr tijaabo oo si fiican loo xayaysiiyey, ma ahayn ilaa 1933 in Model H-kii loo adeegsaday gawaarida yar ee tareenka, uu ku guuleysto.