Show Tin now stamped letter sheet soon to bo issued by tho Postollico Dcpartmen promises to bo a great convenience to the public It it letter sheet anti cnvoloj combined a perforated Iino running around tho dheet with tho narrow spac outside ovctsproud with mucilageBO that the sheet may bo secured and securely fastened Tho letter when ready for mailing resembles tho styles hi UBO before be-fore envelopes were invented This tho Goveinment Htamps in loose Hhcets am l collectively pads and it will bo put on halo boon at homo of the leading poet olliccs throughout tho country AH Il can be produced I > at a very low figure and affords the same eecufIty that an envelope does Ills expected to take tho place to it 1 considerable extent of tho postal card |