The Origins of the Space Shuttle View the complete course: http://ocw.mit.edu/16-885F05 License: Creative Commons BY-NC-SA More information at ...
The Sign of the Four, also called The Sign of Four, is the second novel featuring Sherlock Holmes written by Sir Arthur Conan Doyle. The story is set in 1888.
More Information: Replay of Part 1 of the Rosetta wake-up media briefing at the ESA Operations Centre ESOC, in Darmstadt, Germany, on 20 January 2014.