A Philosopher Shewing an Experiment on the Air Pump, 1769

Mezzotint
plate: 48.4 × 58.7 cm (19 1/16 × 23 1/8 in.) sheet: 44.8 × 58.7 cm (17 5/8 × 23 1/8 in.) frame: 70.5 × 80.5 × 2.3 cm (27 3/4 × 31 11/16 × 7/8 in.)
Museum purchase, Fowler McCormick, Class of 1921, Fund
2012-54
Chaloner Smith 163