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"The aeronautical and space activities of the United States shall be 

 conducted so as to contribute . . . to the expansion of human knowl- 

 edge of phenomena in the atmosphere and space. The Administration 

 shall provide for the widest practicable and appropriate dissemination 

 of information concerning its activities and the results thereof." 



— National Aeronautics and Space Act of 1958 



NASA SCIENTIFIC AND TECHNICAL PUBLICATIONS 



TECHNICAL REPORTS: Scientific and 

 technical information considered important, 

 complete, and a lasting contribution to existing 

 knowledge. 



TECHNICAL NOTES: Infornfefcn less broad 

 in scope but nevertheless of i "fpHT a nrp as a 

 contribution to existing knowfiSge. 



TECHNICAL MEMORANDUMS: 5» 

 Information receiving IimiteGSstribj^in 

 because of preliminary data^s^urity<^ssifica- 

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CONTRACTOR REPOR|& Scientific and 

 technical information generated under a NASA 

 contract or grant and considered an important 

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TECHNICAL TRANSLATIONS: Information 

 published in a foreign language considered 

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SPECIAL PUBLICATIONS: Information 

 derived from or of value to NASA activities. 

 Publications include final reports of major 

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TECHNOLOGY UTILIZATION 

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Details on the availability of these publications may be obtained from: 

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