The Christians manna. Or A treatise of the most blessed and reuerend sacrament of the Eucharist Deuided into tvvo tracts. Written by a Catholike deuine, through occasion of Monsieur Casaubon his epistle to Cardinal Peron, expressing therin the graue and approued iudgment of the Kings Maiesty, touching the doctrine of the reall presence in the Eucharist.