At the national NHD competition last summer the Library of Congress announced the establishment of a new site for primary source research. At the link below you will find thousands upon thousands of digitized newspapers from 1836-1922. If your subject fits just type in the correct era and a keyword and Boom! you have some primary sources! (It may take a little bit of investigation and wordplay to find exactly what you are looking for.)Click HERE for the Chronicling America site!

