Assorted links by Tyler Cowen September 4, 2009 at 5:59 am in Web/Tech 1. Colorized photos of Tsarist Russia (includes Russian women!). 2. Nixon's health care plan. 3. Rant against Norman Mailer. 4. Brian Arthur's theory of innovation. 5. Mars from the air, new photos. 6. Education as placebo effect; from Create Your Own Economy.