Anatomy of a tree: cross section of pine branch 1b, wood chip 1a, the same magnified 2, magnified further 3. Handcoloured copperplate engraving from Bertuch's "Bilderbuch fur Kinder" (Picture Book for Children), Weimar, 1798. Friedrich Johann Bertuch (1747-1822) was a German publisher and man of arts most famous for his 12-volume encyclopedia for children illustrated with 1,200 engraved plates on natural history, science, costume, mythology, etc., published from 1790-1830.

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Size: 4819px × 5806px
Photo credit: © Florilegius / Alamy / Afripics
License: Licensed
Model Released: No

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