19.--As the Postage Rates on Periodicals, other than Newspapers, will be payable in advance, and as certain classes of such periodicals, printed and published in Canada, and sent from the office of publication to regular subscribers, have for some time past been exempted from postage when exclusively devoted to the education of youth, to temperance, agriculture and science, or for other reasons, it is ordered, that with respect to periodicals which do now enjoy this privilege or exemption, the exemption shall continue until the expiration of the current year--that is, until the 31st December, 1868, and that from the 1st January, 1869, all such special exemptions and privileges shall cease. PARCEL POST. 20.--The rate on Parcels, by Parcel Post, will be 12-1/2 cents per 8 ounces, that is to say:-- On a parcel not exceeding 8 oz., 12-1/2 cents. Over 8 oz., and not exceeding 1 lb., 25 cents. Over 1 lb. and not exceeding 24 oz., 37-1/2 cents. And so on, to the limit of three lbs. BOOK AND NEWSPAPER MANUSCRIPT, AND OTHER MISCELLANEOUS MATTER. 21. On Book and Newspaper Manuscript (meaning written articles intended for insertion in a newspaper or periodical, and addressed to the Editor or Publisher thereof, for insertion), Printers' Proof Sheets, whether corrected or not, Maps, Prints, Drawings, Engravings, Music, whether printed or written, packages of Seeds, Cuttings, Roots, Scions or Grafts, and Botanical Specimens, the rate will be 1 cent per ounce, when posted for any place in Canada or the United States, and prepaid by Postage Stamp. POSTAGE STAMPS. 22.--To enable the Public to prepay conveniently by Postage Stamps the foregoing rates, the following denominations of Postage Stamps for use throughout the Dominion, have been prepared, and will be supplied to Postmasters for sale:-- Half cent Stamps } One cent do. } Two cent do. } All bearing, Three cent do. } as a device, Six cent do. } the effigy Twelve and a half cent do. } of Her Majesty. Fifteen cent do. } 23.--The Postage Stamps now in use in the several Provinces may be accepted, as at present, in prepayment of letters, etc., for a reasonable time after the 1st. of April; but from and after that date all issues and sales to the public will be of the new denomination. The section regarding "Franking and Free Matter" provides that only letters sent to or by the Governor-General, the Speaker or Chief Clerk of the Senate or of the House of Commons, Parliamentary papers, and legislative documents, such as petitions, addresses, and votes, shall be carried free of postage.