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