Lots of pics here.
(via Exclamation Mark)
Nice timeline but there seems to be a few holes.
Over the next 200 years, the federal government continued to increase these controls, growing increasingly bold in the interpretation of its powers. Restrictions were put in place out of a combination of legitimate health concerns, puritan ethics, corporate goals, and xenophobic attitudes.
155 papers listed here so far.
You may think that this is the most boring museum on the web. You would be right.