But even if you are able to get a representative sample of your target ... I knew that you had not written a letter, since I ...

It's worth revering not just the document itself, but the men of consequence who made American independence a reality.

A significant letter written by founding father Thomas Jefferson sold Friday for the asking price of $90,000 and will return to Maryland, the state where it was penned 242 years ago. The letter, ...

The acclaimed Pantheon Books cartoonist and graphic novelist has designed a special pane of 20 commemorative stamps for the 250th anniversary of the United States Postal Service, slated to release on ...

We have prepared a simple Matlab code to help researchers evaluate their results obtained by this dataset. You can find it in the "evaluation" directory. Please note that for the sake of consistency ...