File:Optoelectrical Device USGS Polarimeter Attribution.jpg

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Optoelectrical_Device_USGS_Polarimeter_Attribution.jpg(160 × 140 pixels, file size: 4 KB, MIME type: image/jpeg)

A polarimeter- manufactured by Ernst Leitz G.m.b.H. Image by USGS

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current15:04, 28 January 2012Thumbnail for version as of 15:04, 28 January 2012160 × 140 (4 KB)Beichner (talk | contribs)

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