If you are fed up with appearance of your Google Chrome then this is a lesson for you. I will show you how you can easily change your Google Chrome look.
Abraham Lincoln was American president during American Civil War. He also fought against slavery and is one of the most important presidents in the American history.
In the 21st century historians have increasingly portrayed the decade as a "pivot of change" in world history focusing especially on the political and economic upheavals. Check your 70s knowledge.
If you want to make a clean install of the new OS X Mavericks or even the older versions of Mac OS X, than I strongly suggest you to create a bootable OS X key or a drive.