This isn't anything new, but seems appropriate to post on Lincoln's birthday.

Lincoln's Pocket Watch Reveals Long-Hidden Message
smithsonian.com - By Beth Py-Lieberman - March 10, 2009

snip

The Smithsonian opens one of its prized artifacts and a story unfolds

read more http://www.smithsonianmag.com/history/lincolns-pocket-watch-reveals-long-hidden-message-57066665/?no-ist

I loved reading this DB. Thank you, great post. Something about a old pocket watch to that still runs. I own one.

Ditto.

Great read...thanks for posting it.