A Philosopher Shewing an Experiment on the Air Pump

Valentine Green (English, 1739-1813) after Joseph Wright of Derby (English, 1734-1797) printed by John Boydell (English, 1719-1804)

Date

1769

Medium

Mezzotint with traces of engraving in black on ivory laid paper

Dimensions

Image/plate: 44.8 × 58.5 cm (17 11/16 × 23 1/16 in.); Sheet: 45.7 × 59 cm (18 × 23 1/4 in.)

Department

Prints and Drawings

Credit line

The Amanda S. Johnson and Marion J. Livingston Fund