Sydney Smith is the author of Two Volumes of Sermons, Letters on the subject of the Catholics, to my brother Abraham, who lives in the Country. [Letters I.-X.] Fifth edition, Two letters on the subject of the Catholics, etc, A Sermon Preached at the Temple, May 31st, and at Berkley Chapel, Berkley Square, June 28th, Upon the Conduct to be Observed by the Established Church Towards Catholics and Other Dissenters, A Sermon [on 1 Cor. xiv. 33] preached at the Temple ... upon the conduct to be observed by the Established Church towards Catholics and other Dissenters.