What about the German Zeppelin? https://en.wikipedia.org/wiki/Zeppelin First lift off was 1900/06... They tried to reinvent it: https://en.wikipedia.org/wiki/CargoLifter But announced insolvency in 2002...
What about the German Zeppelin? https://en.wikipedia.org/wiki/Zeppelin First lift off was 1900/06... They tried to reinvent it: https://en.wikipedia.org/wiki/CargoLifter But announced insolvency in 2002...