Today in History: July 21

Article: World’s Oldest Calendar Discovered in U.K.

The link below is to an article reporting on the discovery of the oldest calendar in the world.

For more visit:
http://news.nationalgeographic.com/news/2013/07/130715-worlds-oldest-calendar-lunar-cycle-pits-mesolithic-scotland/

Article: USA – Archaeologists Explore a Gulf of Mexico Shipwreck

The link below is to an article concerning the discovery of a shipwreck in the Gulf of Mexico.

For more visit:
http://news.nationalgeographic.com/news/2013/07/130719-shipwreck-gulf-mexico-archaeology-ocean-science/

Article: The First Postage Stamp

The link below is to an article that reports on the first postage stamp – the Penny Black.

For more visit:
http://blogs.smithsonianmag.com/design/2013/07/the-story-of-the-first-postage-stamp/