Copper plate: Reading by Lamplight [37]
![Copper plate: Reading by Lamplight [37]](../images/platefull/PK032_01.jpg "Copper plate: Reading by Lamplight [37]")
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Photo © Freer Gallery of Art, Smithsonian Institution (1906.211)
This is a digital image based on the copper plate. A scan of the copper plate was flipped horizontally, converted to greyscale, and colour inverted, with enhanced contrast.