Image:Hill Air Force Base sulfur lamps.JPG

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[edit] Summary

Photo of sulfur lamps and light pipes at Hill Air Force Base in Ogden, Utah. Photo from a report by the U. S. Department of Energy.

http://www.eere.doe.gov/buildings/emergingtech/pdfs/hafbrpt.pdf

[edit] Licensing

EERE materials in the public domain per http://www1.eere.energy.gov/webpolicies/

This image is a work of a United States Department of Energy (or predecessor organization) employee, taken or made during the course of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain. Please note that national laboratories operate under varying licenses and some are not free. Check the site policies of any national lab before crediting it with this tag.

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