sentences:  Airship construction in the first third of the 20th century attracted considerable industry and contributed significantly to Friedrichshafen's relative prosperity.Friedrichshafen is best known for having been home to the Luftschiffbau Zeppelin Airship Company, the aircraft manufacturer Dornier Flugzeugwerke, ZF Friedrichshafen AG, a manufacturer of transmission systems and MTU Friedrichshafen GmbH, the engine manufacturing company founded by Wilhelm Maybach.Ferdinand von Zeppelin, who was born in Konstanz (Constance), originally had his airships built in a floating airship hangar on the lake which could be aligned with the wind to support the difficult starting procedure.