Referee's report by Henry Bence Jones, on a paper 'On the frequent occurrence of indigo in human urine, and on its chemical and physiological relations' by Arthur Hill Hassall Not recommended for publication in the 'Philosophical Transactions of the Royal Society'. Refers to important research by Scherer and Heller [?], which is not mentioned in the reviewed paper. Suggests the paper would have been deserving of publication if some mention had been made of differences between the blue colour in healthy urine. Subject: Chemistry, Physiology [Published in the 'Proceedings of the Royal Society of London'] 3 November 1853