DELAG, acronym for Deutsche Luftschiffahrts-Aktiengesellschaft, was the world's first airline to use an aircraft in revenue service. It operated a fleet of zeppelin rigid airships manufactured by the Luftschiffbau Zeppelin Corporation. Its... Wikipedia
Founder: Ferdinand von Zeppelin
Founded: November 16, 1909
Ceased operations: 1935
Commenced operations: 19 June 1910
Operating bases: Düsseldorf, Germany: Baden-Baden, Germany