Question Mark (aircraft) Question Mark (aircraft) Question Mark (""?"") was a modified Atlantic-Fokker C-2A transport airplane of the United States Army Air Corps. In 1929, commanded by Major Carl A. Spaatz, it was flown for a flight endurance record as part of an experiment with aerial refueling. "Question Mark" established new world records in aviation for sustained flight (heavier-than-air), refueled flight, sustained flight (lighter-than-air), and distance between January 1 and January 7, 1929, in a non-stop flight of more than 150 hours near Los Angeles, California. Following the record-setting demonstration, the C-2A was returned to transport duties. In 1931 more powerful engines replaced
Musique Non-Stop software animation, meant that Allen had to archive the animation program developed at the Institute of Technology until Hütter and Schneider were ready in 1986, to travel to New York to edit the images to the final version of "Musique Non-Stop". Musique Non-Stop "Musique Non-Stop" is a 1986 single by German techno group Kraftwerk, which was featured on the album "Electric Café". It was re-released as a remix on their 1991 album "The Mix". The single was their first number one on "Billboard" Hot Dance Club Play and was one of two songs to make it to number one there.