On 10 November, the police surgeon Thomas Bond wrote to Robert Anderson, head of the London CID, detailing the similarities between the five murders of Nichols, Chapman, Stride, Eddowes and Kelly, "no doubt committed by the same hand".
Den 10. november, skrev politiet kirurg Thomas Bond til Robert Anderson, leder af London CID, med angivelse af de ligheder mellem de fem mord på Nichols, Chapman, Stride, Eddowes og Kelly, "Uden tvivl begået af den samme hånd."