Dempsey's people, 2017: page 12 (John Church Dempsey was born in Bath in 1802 or 1803) page 21 (John Dempsey died in early 1877, aged 74)
National Portrait Gallery website, viewed online 25 August, 2017: (This is the first exhibition to showcase the compelling watercolour images of English street people made by the itinerant English painter John Dempsey throughout the first half of the nineteenth century) http://www.portrait.gov.au/exhibitions/dempseys-people-2017