Show HEAVIEST MAIL millions of cards in new york post office on st valentines day new york febi 15 the heaviest mail that the postoffice post office has handled for years outside odthe christiaa Christ maa season was that which SL valentine brought to the letter carrier yesterday for some rears enst the old practice of sending expensive valentines through the mall has been but year it came back in a volume never before equalled equal led to the great demand for illustrated postal cards postmaster allcox ascribed most of the heavy mall the cards passed through the fico by the million |