Depicted person is probably mr. Thomson, animal and bird preserver to the leverian and british museums (previously identified as john latham). Object Type: painting. Date: 1802. Dimensions: height: 147.3 cm (57.9 in); width: 147.3 cm (57.9 in). Medium: oil on canvas. Collection: Yale Center for British Art. Ramsay Richard Reinagle - An Ornithologist (1802) - Google Art Project