In 1539, with Calvin exiled from Geneva, Cardinal Jacopo Sadoleto wrote to the city inviting it back to the Roman fold. Calvin’s reply, written in six days from Strasbourg, is among the finest short defences of the Reformation. Both documents are given here in Henry Beveridge’s translation (Tracts Relating to the Reformation, vol. 1, CTS, 1844), converted from uncorrected archive.org OCR of the printed volume — occasional character errors may remain.