National humiliation and repentance recommended, and the causes of the present rebellion in America assigned, in a sermon preached before the University of Oxford, on Friday, December 13. 1776. Being the Day appointed by Proclamation For A General Fast. By Myles Cooper, LL. D. President of King's College, New York: and Fellow of Queen's College, Oxford. Published at the Request of the Vice-Chancellor, and Heads of Houses.