The Envelope Letter

bined envelpe-letter, or lotterenvelope, which lia juut been prepared by the governmeut, is onc of the most ust-ful contr.vances that we know. It presente j us three separate ttoings in ooe, vi : a : bheet of letter or note pnper, an ! lope, and a poststarop, uil so simply put togelber that any one may use them with more ease thari lie would tlio oíd cnvelope. Tho advantatten are, first, that tho matecials cost lens than the rnatyrials would separately, tlms ; efl'ectinfi an important ecouomy for those who writo rnany lotiers; second the stamp cannot be stolon or rubbed do, which is a matter of sonie oonaequence vvhen we remember that naurly a mil. ion ol letters are retunied to the Dt-ad Letter Office annnully that havo suftered in thi wiiy; third, the p.stmurk in always on the letter itreli', hioh can therefore be ued in court (i justice, as a legal proof or dooument ;is to dates, contents, etc; nnd fourth, as the sheet, envelopy and stamp are one, . tinie and trouble are both saved in i ductinga heavy conesponJenae. These! re advantages which tntist commend j theru to general use. Líít 1)0 add, what rnany do not feem to know, that they can be had, like the ordi'i.'iry ttamp, nL Iho variou pot "fficw. '