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Valentine Green
1739–1813

A philosopher shewing an experiment on an air pump – after Joseph Wright of Derby

Full screen

Medium
Mezzotint
Size
17 ⅝ × 23 ¼ inches · 448 × 587 mm
Notes
With both artists’ names in the plate.
Inscribed verso at lower left corner in ink: No 21, and in pencil.

Princeton University Art Museum