706. When does a broad jumper jump furthest?
707. Which member of the ship's crew puts away the playing cards?
708. What is the difference between a submarine and a plumbing supply house?
709. Why do Virginia farmers build their pigsties between their houses and their barns?
710. What has a head, can't think, but drives?
711. When can you jump over three men without getting up?
712. What kind of hawk doesn't have wings?
713. How does a plumber feel as he finishes a tough job?
714. Why is a man with a cold on his chest not a man?
715. What is the best way to prevent milk from turning sour?
716. If Washington's wife went to Washington while Washington's washwoman washed Washington's woolies, how many W's in "all?"
717. How do you make a lighthouse?
718. Why don't cows ever have any money?
719. Why did the duck lose his job?
720. Why does the hair on a man's head usually turn gray before his mustache does?