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
Christgau's Record Guide: The '80s process of reviewing 20 records per month for the column, Christgau told the "Chicago Tribune" in 1990 that he had developed into a "processor" of music, with 12 to 14 hours of his day usually spent listening to albums: This book collects approximately 3,000 "Consumer Guide" reviews which range individually from 50 to 150 words—accompanied by a letter grade—and are arranged as entries, ordered alphabetically by the name of the album's recording artist, and annotated with year of release and record label. The styles of music covered throughout the collection include rock, pop, country, blues, jazz, hip hop, metal, punk