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This subject guide is intended for use by researchers who may not have access to many subscription databases or large research collections.  The resources chosen for inclusion are primarily those which contain high-quality, full-text documents. 

Some websites are a mixture of free and not-free.  NONE of these websites require registration or login to use.

Should you have any questions regarding your search for information, feel free to contact me (contact information is located in the sidebar at the right of the screen).

http://ref.iastate.libguides.com/freescientific