The Goddard Library  
   Information in engineering, space and physical sciences, and earth sciences. Go here for patent and standards information, web links, and government information.
   http://library.gsfc.nasa.gov

Fermilab Information Resources Department  
   Searchable index of physics preprints available for download in PDF format.
   http://fnalpubs.fnal.gov/

Los Alamos National Laboratory Research Library  
   Includes full-text technical reports and publications from LANL as well as federal departments such as the Department of Energy.
   http://lib-www.lanl.gov/

Cold Regions Research and Engineering Laboratory Library  
   Access to the online catalog, reports and products from the laboratory, and resources on cold regions. A US Army Corps of Engineers facility.
   http://www.crrel.usace.army.mil/library/

Science Reading Room (Library of Congress)  
   The principal reading room for study in the areas of science, technology, technical reports,and standards.
   http://lcweb.loc.gov/rr/scitech/

Redstone Scientific Information Center  
   A comprehensive scientific and technical library serving researchers and engineers at the U.S. Army Aviation and Missile Command, NASA Marshall Space Flight Center, and their contractors.
   https://rsic.redstone.army.mil/

Sandia National Laboratories Technical Library  
   Catalog, collections information, and library services.
   http://infoserve.sandia.gov/

Brookhaven National Laboratory Research Library  
   Offers various electronic resources related to the Department of Energy's research in pure sciences, including full-text publications.
   http://www.bnl.gov/isd/reslib/

Lawrence Livermore National Labs Library  
   Access to the online catalog, Documents Online, and Science and Technology Review.
   http://www.llnl.gov/library/index.html

Lawrence Berkeley National Laboratory Library  
   Part of the Technical and Electronic Information Department (TEID). The "pathfinders" section includes links to a wide range of information for chemistry, biology, physics, materials science, engineering, and so on.
   http://www-library.lbl.gov/teid/tmLib/aboutus/LibDefault.htm

Oak Ridge National Laboratory Research Libraries  
   "Science & Technology Guides" on a wide range of topics, including consumer health, robotics, transportation, and pure sciences. Also, links to "Reference Resources" such as maps, patents, and conferences.
   http://www.ornl.gov/info/library/