§ PETITIONS PRESENTED. From Dorchester, for a Better Observance of the Lord's Day.—By Colonel Dunne, from the Guardians of the Nenagh Union, for an Alteration of the Poor Law (Ireland).—By Viscount Melgund, from Shipowners, and Others, of Greenock, against the Repeal of the Navigation Laws.—By Sir Charles Lemon, from the Guardians of the Falmouth Union, in favour of Free Emigration.—By Lord George Bentinck, from Officers of the King's Lynn Union, in favour of a Superannuation Fund for Poor Law Officers.—By Viscount Ebrington, from the Parish of Burbage, Leicestershire, for an Alteration of the Law of Rating and Settlement.—By Viscount Ebrington, from the Committee of the Plymouth Mechanics' Institute, against the Scientific Societies Bill.