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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K4112-1

Biologist Peter Cooke explains the use of a transmission electron microscope to honor students (L-R) Conor Davis, Anne Hoffman, and Andrew Shieh.

Photo by Scott Bauer.

640 pixels wide: (k4112-1.jpg)

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Last Modified: 5/23/2006
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