Here is an American magazine that has put its entire collection on the Internet. American Heritage allows you to search its archives and find article specifically about your subject.  Give it a whirl!

Click Here for American Heritage

RESOURCE LINK

Check out this resource page from the Society of American Archivists! Many links to use for both primary and secondary research.  On the next snowy day get lost on this page with you subject.  It is going to snow soon right?

Click Here for NHD Archives