Second referee's report by George Biddell Airy, on two papers 'On a cycle of eighteen years in the mean annual height of the barometer in the climate of London, and on a constant variation of the barometrical mean according to the Moon's declination' and 'On the proportions of the prevailing winds, the mean temperature, and depth of rain in the climate of London, computed through a cycle of Eighteen Years, or periods of the Moon’s declination' by Luke Howard First paper: Recommended for publication in the 'Philosophical Transactions of the Royal Society'. Subject: Physics and Chemistry, Meteorology [Published in the 'Proceedings of the Royal Society of London'] Second paper: Not recommended for publication in the 'Philosophical Transactions of the Royal Society'. Subject: Physics and Chemistry, Meteorology [Published in the 'Proceedings of the Royal Society of London'] 2 July 1841