A) 1950 B) 1900 C) 1920 D) 1880
A) Thomas Edison B) Alexander Graham Bell C) Ferdinand von Zeppelin D) Leonardo da Vinci
A) France B) Germany C) United States D) United Kingdom
A) LZ 1 B) Sky Master C) Flying Vapor D) Airship Alpha
A) 150 meters B) 128 meters C) 90 meters D) 200 meters
A) Oxygen B) Helium C) Nitrogen D) Hydrogen
A) Scientific research B) Military reconnaissance C) Cargo delivery D) Passenger transportation
A) Hugo Eckener B) Howard Hughes C) Amelia Earhart D) Charles Lindbergh
A) Lack of public interest B) High maintenance costs C) The Hindenburg disaster D) Competition from airplanes |