Referee's report by John Frederick William Herschel, on a paper 'Further observations on the spectra of some of the Nebulae, with a mode of determining the brightness of these bodies' by William Huggins Recommended for publication in the 'Philosophical Transactions of the Royal Society'. The paper continues from a previous paper by the same author. Refers to Robert Bunsen's photometer. Suggests using lights with fixed spectra. Subject: Astronomy [Published in the Philosophical Transactions of the Royal Society] 23 February 1866