Who is skeleton number 2,309? How old was she when she died? What did she do in life? In a unique excavation, 1,000 bodies buried as recently as 1800 have been removed from a London crypt. By analysing how and why these people died, dentists, doctors and archaeologists are helping current forensic and medical research, as well as uncovering an extraordinary record of life in early 19th-century London.