A Philosopher Shewing an Experiment on the Air Pump
$500
AFTER JOSEPH WRIGHT OF DERBY (1734-1797) BY VALENTINE GREEN (1739-1813)
A Philosopher Shewing an Experiment on the Air Pump
mezzotint, 1769, on laid paper, without watermark, a good impression of the third state (of four), trimmed within the platemark but retaining the text border below, a small tear in the upper subject, some scattered foxing, laid on to cardboard, generally in good condition
Sheet 477 x 583 mm.