The postmaster�s son and skilled businessman was active in his spare time as a mechanical engineer and founded in 1864 together with Eugen Langen, the first engine factory in the world. Under the umbrella of �Deutz gas engine factory� Nicolaus Dignified Otto developed a gas engine in 1876 with the four-stroke opinion, which provided the prototype for all subsequent combustion engines. 1884 Otto invented the electrical detonation of its gas engines. With this change, it became possible to also use liquid fuel to an alternative to the previously only used gas. The �petrol engine� meant the initial impetus for the development of the automobile and the rise of the related industry. Nicolaus Dignified Otto was born on 14 June 1832 in Holzhausen on the heath in the Taunus born. His father was postmaster. With school, Otto did an apprenticeship as a merchant. He then worked as a clerk in Frankfurt / Main and Cologne. In addition to his professional activities, Mr. Otto was interest...