A sermon of gods fearefull threatnings for idolatrye : mixing of religion, retayning of idolatrous remnaunts, and other wickednesse: with a treatise against usurie. Preached in Paules Churche the. xv. daye of Maye. 1570. being Monday in whitson weeke. Written and dedicated to the magistrates and all the citizens of London: with a brief table to finde out the principall matters contayned therin: by Richarde Porder. Seene and allowed according to the queenes iniunctions.