Historian and writer David Olusoga, photographed in Bristol for the author interview in the New Review. 2021. Photograph: Karen Robinson - The Observer.
Billy Williams, 65-year-old squatter, living in a shack he built himself, Washington County, Illinois, January 1942. Medium format acetate negative by John Vachon. (Shorpy)
Bela Yawanawá, from the village of Mutum, with a headdress and painted face. Rio Gregório indigenous territory, state of Acre, Brazil, 2016. Photograph: Sebastião Salgado.
Belfast, 1977, Two women casually walk past English soldiers in riot gear during protests in Belfast at Queen Elizabeth II’s August visit to Northern Ireland. Photograph: Michael Ward.
Powerhouse Mechanic and Steam Pump,1921. One of Lewis Wickes Hine's celebrated "work portraits" made after his decade-long project documenting child labour. (Shorpy)
Bothrops bilineatus, also known as jararaca-verde, this species possesses the solenóglifa dentition, that is to say with large and movable fangs. Photograph taken at Atlantic Forest preservation area in Ilheus Bahia by Renato Augusto Martins, 6 April 2016.