Field Microscope – Objectivity #30

Field Microscope – Objectivity #30

Brady and Keith construct a beautifully preserved field microscope thought to have belonged to natur

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This entry was written by tomwsmf, posted on August 4, 2015 at 1:40 pm, filed under Uncategorized. Bookmark the permalink. Follow any comments here with the RSS feed for this post. Both comments and trackbacks are currently closed.