Valuable link

Throughout my scholastic career I have had opportunity to find and use some very cool research tools. One of the very best is one that, surprisingly, a lot of people never use for one reason or another. So here it is for you: the link to the Library of Congress:
http://www.loc.gov/rr/

An example of some cool stuff you can find: oral traditions of the Nez Perce http://content.lib.washington.edu/aipnw/walker.html#oto