Apostolical Letter from His Holiness Pope Gregory XVI. To the Right Hon. the Earl of Shrewsbury, President of the Catholic Institute of Great Britain, with a Translation of the Said Apostolical Letter, and a Letter from the Earl of Shrewsbury to the Secretary of the Catholic Institute. Published in Pursuance of a Resolution of the General Committee of the Catholic Institute, Passed on the 11th March, 1840: the Hon. Charles Langdale, M.P. in the Chair PDF Download