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OCR Rendition - approximate
PLATE IV  IT,  /H £. j' ,-4 /_ Reproduction in close colour facsimile of Dr Sorby's painting of a tree with the pigment from dark red human hair. [Colouring matter largely from the diffused pigment of the fibrillae f]
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OCR Rendition - approximate
PLATE IV IT, /H £. j' ,-4 /_ Reproduction in close colour facsimile of Dr Sorby's painting of a tree with the pigment from dark red human hair. [Colouring matter largely from the diffused pigment of the fibrillae f]
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