File:SpaceBeadsSRM 026.jpg

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Description Russell Obbink, John W. Vanderhoff and Thomas R. Lettieri of NBS - Thirty micrometer particles produced on the space shuttle have been turned over to the National Bureau of Standards (NBS) for testing as a standard reference material (SRM). John W. Vanderhoff of Lehigh Univ. [center], who developed the particle production process, shakes hands with Thomas R. Lettieri of NBS, while Russell Obbink, ASTM/NBS researcher for SRMs for particle metrology [left], looks on. Image from Standardization News, Philadelphia, PA used in this article.
Source National Institute of Standards and Technology
Author National Institute of Standards and Technology
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This image is in the public domain in the United States because it is a work of the United States Federal Government, specifically an employee of the National Institute of Standards and Technology, under the terms of Title 17, Chapter 1, Section 105 of the US Code.

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Public domain
This image is in the public domain in the United States because it is a work of the United States Federal Government, specifically an employee of the National Institute of Standards and Technology, under the terms of Title 17, Chapter 1, Section 105 of the US Code.

العربية ∙ English ∙ 日本語 ∙ македонски ∙ Nederlands ∙ +/−

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current16:21, 11 March 2014Thumbnail for version as of 16:21, 11 March 20145,903 × 4,824 (2.22 MB)NISTResearchLibrary (talk | contribs)

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