What is the name of a coarse twilled cotton fabric often used for khaki trousers?

Which singer was a lead vocalist of Jefferson Starship? A 2009 statement said which cyclist would ride for Team RadioShack in events including the 2010 Tour de France? A carriage ride past cheering crowds was part of whose 100th birthday celebration on August 4, 2000? A 1907 coal mine explosion in Monongah claimed 362 lives in which state? A cobbler is someone who makes or repairs what? A cockatoo named Fred was the companion of which 1970s TV cop? A cocker spaniel and a mutt are the title characters of which 1955 Disney animated classic? What do you call an alcoholic drink taken just before bedtime?