On the first Sunday of May, we had an opportunity of seeing the famous Neapolitan miracle, of the liquefaction of Saint Januarius’s blood, performed. This Saint, you know, is the patron of Naples; which circumstance alone forms a strong presumption of his being a Saint of very considerable power and efficacy; for it is not to be imagined that the care of a city, like Naples, which is threatened every moment with destruction from Mount Vesuvius, would be entrusted to an under-strapper. Indeed t............