Periodic in-depth reviews of the economies of OECD Member and Non-Member countries
U.S. Government publications
U.S. National Institutes of Health (NIH) free digital archive of biomedical and life sciences journal literature.
Fulltext access to 10,000+ publications from the Rand Corporation
Science & Social Science Journals
House & Senate Documents and Reports also includes the pre-1817 American State Papers. In addition many executive branch materials historical maps illustrations etc.