1. UK e-print archive mirror http://xxx.soton.ac.uk/
2. Open Archives Initiative http://www.openarchives.org/
3. PubMed Central (Medical Literature) http://www.pumedcentral.nih.gov/
4. American Mathematical Society Preprint Server http://www.ams.org/preprints/
5. CERN preprint Server http://preprints.cern.ch/
6. Chemical Physics Preprint Database http://www.chem.brown.edu/chem-ph.html
7. Chemistry Preprint Server http://www.chemweb.com/preprint
8. Economics Working paper Archive: http://econwpa.wustl.edu/wpawelcome.html
9. High Energy Physics Preprint Database http://wwwspires.slac.stanford.edu/find/hep
10. Nitride Semiconductor Research preprint server http://nsr.mij.mrs.org/preprints/
11. Department of Energy's preprint Network http://www.osti.gov/preprint/
12. Theoretical Chemistry preprints
http://www.chemie.uniregensburg.de/pub/preprint/GENINFO.html
Library Associations & Organizations
Name of the Organizations Web-Address IFLA http://www.ifla.org/ ALA https://ala.org/ The Library Association, UK http://www.la-hq.org.uk/ Indian ...