The Flight of Local Birds

As a kid, Otto and his brother are studying the flights of local birds. They make strap on wings, and they try to fly. Thankfully for history, they don't jump from such great heights. The guy goes on to become a engineer by trade. In 18 67, he is a grown guy doing actual science,. researching how to how to better understand air and therefore aviation. But he has to go serve in the franco prussian war. He's an engineer still.