Referee's report by Edward Smith, on a paper 'On the effect of temperature on the secretion of urea as observed on a voyage to China, and at Hong Kong' by Emil Becher No clear statement regarding publication in the 'Philosophical Transactions of the Royal Society'. Considers that the and measurements would have been more valuable at the time of observation, before more recent researches into the subject. Suggests the author continue his studies into climate and urea excretion. Subject: Physiology [Published in the Proceedings of the Royal Society of London, 1863] 31 March 1863