Red pigments1 PPL 1000x.jpg

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Red_pigments1_PPL_1000x.jpg ‎(649 × 569 pixels, file size: 30 KB, MIME type: image/jpeg)

chrome red pigments, PPL, 1000x

Note that some chrome yellow (rods) are present in the dispersion, most likely residual starting material (Bersch 1901).

Sample collected from Colonial Williamsburg Foundation object 2021.608.2. Painted leather frame surrounding 1851 needlework sampler (Michigan, USA).

Photomicrograph by Kirsten Travers Moffitt, Conservator and Materials Analyst, Colonial Williamsburg Foundation. September 2022. Nikon Eclipse NiU microscope from 100-1000x magnification. Digital images were captured using a Nikon DS-Ri1 digital camera with Nikon NIS Elements (BR) software v.5.20.01.

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