The obligations and opportunities of doing good to the poor [electronic resource] : A sermon preach'd before the right worshipful, the mayor, recorder, aldermen, sheriff, &c. of Newcastle upon Tyne, at All Saints Church, on All Saint's-Day, 1709. Upon the opening of a Charity-School there. By Nathanael Ellison, D.D. vicar of Newcastle. Publish'd at the request of the trustees.