Erskine May's treatise on the law, privileges, proceedings and usage of Parliament / Editor: Sir Barnett Cocks. Treatise upon the law, privileges, proceedings, and usage of Parliament May, Thomas Erskine, 1815-1886. Cocks, Barnett, Sir, 1907- ed. Great Britain. Parliament Rules and practice. LAW 328.42 MAT Cover title: Parliamentary practice. First ed. published in 1844 under title: A treatise upon the law, privileges, proceedings, and usage of Parliament. London, Butterworth [1964] [1964] 1964 Text xli, 1145 p. eng