Three market milestones today: On this date in 1987, the Dow Jones Industrial Average fell 508 points, or 22.6 percent. Here’s the New York Times front page on the crash, complete with the now-familiar hand-to-forehead trader photos. And on this date in 2006, the Dow closed above 12,000 for the first time. - NYT Today also is the birthday of Charles Merrill (1885-1956), founder of Merrill Lynch. See his New York Times obituary here.