Referee's report by William Sharpey, on a paper 'Researches on the intimate structure of the brain.—Second series' by Jacob Augustus Lockhart Clarke Recommended for publication in the 'Philosophical Transactions of the Royal Society'. The paper is a continuation of an earlier one by the same author. The paper is long but cannot be shortened without compromising the understanding of the paper. Subject: Physiology [Published in the Philosophical Transactions of the Royal Society] nd [1868]