An Experiment on a Bird in the Air Pump, Joseph Wright of Derby, 1768/1769

Details from two pictures by joseph wright of derby: an experiment on a bird in the air pump and mr and mrs thomas coltman. Object Type: painting. Genre: genre art. Date: 1768/1769. Dimensions: height: 483 mm (19 in) ; width: 586 mm (23 in). Medium: oil on canvas. Collection: National Gallery. Coltman