Portrait of James Prescott Joule (1818-1889) Finish:Float frame Supplementary details of the bird's

Supplementary details of the bird's head

Princess Swan

Clerk is half-turned to the left as viewed

Also showing Southwark Bridge Road

James Sadler was a professional balloonist of the time

Portrait of James Prescott Joule (1818-1889) Finish:Float frame Supplementary details of the bird'sJoule is portrayed at sixty four years of age, at half length, facing the viewer, smiling slightly. He has grey hair, thinning, and a full grey beard. He wears a black coat and waistcoat with a white shirt collar mostly hidden by beard. James Prescott Joule was elected a Fellow of the Royal Society in 1850. Original: oil on canvas, 762x635mm. 1882