Bound volumes of any periodical published in Canada may be forwarded at the rates and under the conditions described under the article <i>Book Post</i>. <tb> BOOK POST. [Sidenote: Canada, B. N. America, and United States.] Books bound or unbound posted in Canada, and addressed to any office in Canada, British North America and the United States, are chargeable with a rate of 1 cent per oz., which must be pre-paid by postage stamps. [Sidenote: United Kingdom.] Book packets are forwarded by post from Canada to the United Kingdom, and <i>vice versa</i>, by Canadian Steamers only, at the following rates:-- [Sidenote: Scale of charge.] For each packet weighing not more than 4 oz., 7 cents. " " exceeding 4 oz. and not exceed. 1/2 lb., 12-1/2 cts. " " " 1/2 lb. " " 1 " 25 " " " " 1 " " " 1-1/2 " 37-1/2 " " " " 1-1/2 " " " 2 " 50 " And so on, adding 12-1/2 cents for each additional half pound, or fraction of half a pound weight. [Sidenote: France.] Book packets, printed matter, or single newspapers, can be forwarded from Canada to France, or <i>vice versa, by Canadian Steamers only</i>, at the following rates:-- [Sidenote: Scale of charge.] If not exceeding 2 oz. in weight 5 cents. If exceeding 2 oz. and not exceeding 4 oz. 10 " " 4 " " 8 " 20 " " 8 " " 1 lb. 40 " And so on, adding 20 cents for each additional 1/2 lb. or fraction of 1/2 lb. [Sidenote: Conditions] The following conditions must be carefully observed:-- 1. Every book packet must be either without a cover or in a cover open at the ends. 2. It must not contain any letter open or sealed, or any sealed enclosure whatever. 3. It must not exceed two feet in length, breadth, or width. 4. The postage must be pre-paid by stamps. [Sidenote: Contents of a book packet.] A book packet may contain any number of separate books, publications, works of literature or art, almanacs, maps or prints, photographs, daguerreotypes, when not on glass or in frames containing glass, and any quantity of paper, vellum, or parchment (to the exclusion of letters); and the books, maps, paper, <i>&c.</i>, may be either written, printed or plain, or any mixture of the three, and may be either British, Colonial or Foreign. All legitimate binding, mounting, or covering of the same, or a portion thereof, will be allowed as part of the packet, whether such binding, &c., be loose or attached, as also rollers in the case of prints and maps, and whatever may be necessary for the safe transmission of literary or artistic matter, or whatever usually appertains thereto, and the postage is rated upon the gross weight of the packet. [Sidenote: Sender's address permitted on cover.]