Starting the 1869 Otto Langen engine and the 1867 reproduction at kinzers, Pa 2017.

[@bigford705]

Simply amazing, cant wait to see one in person someday!

[@jonasyulledesouzayulle]

Boa tarde felicidade paz grand ivint Unión pacific legal demais.

[@Iflyagrasshopper]

Hi Wayne, nice to see the old and the new / old side by side... what was the working RPM for these engines?

[@wgrenning]

Hi John, around 100 RPM

[@Iflyagrasshopper]

I assume you are running yours slow for effect? It sure is a beautiful piece of machinery!

[@mimiporsche]

Fabulous machine! Does it work with compressed air?

[@wgrenning]

fueled by Hydrogen gas

[@allanegleston4931]

what did these engines power ? thanks in advance .

[@wishusknight3009]

Often times just small printing presses.