Page:United States Statutes at Large Volume 62 Part 3.djvu/747

 62 STAT.] MULTILATERAL-UNIVERSAL POSTAL UNION-JULY 5, 1947 3361 2. Articles of glass or other fragile materials, articles containing liquids, oils, fatty substances, dry powders (whether dyes or not), as well as articles containing live bees, leeches and silkworm eggs, or the parasites mentioned in Article 49, Section 1 of the Convention, are Ate , p. 3324. accepted for transmission as samples of merchandise, provided that they are packed in the following manner: (a) Articles of glass or other fragile materials shall be securely as., etc. packed (in boxes of metal, wood or strong corrugated paste- board), so as to avoid all danger to postal employees and the mails; (b) Liquids, oils and substances which easily liquefy shall be in- Liquid, etc. closed in hermetically sealed containers. Each receptacle shall be placed in a separate box of metal, strong wood or strong corrugated pasteboard containing sawdust, cotton or spongy material in sufficient quantity to absorb the liquid in case of breakage of the receptacle. The lid of the box shall be fastened in such a way that it cannot be easily detached; (c) Fatty substances which do not easily liquefy, such as oint- Fatty substances. ments, soft soap, resin, etc., as well as silkworm eggs, the transmission of which presents fewer difficulties, shall be in- closed in an inside cover (box, bag of linen or parchment, etc.), which shall itself be placed in a second box of wood, metal or stout, thick leather; (d) Dry powdered dyes such as aniline blue, etc., are not accepted etDry powdereddyes, unless inclosed in stout tin boxes, placed in turn inside wooden boxes, with sawdust between the two packings. Dry non- coloring powders shall be placed in boxes of metal, wood or pasteboard; the boxes themselves shall be inclosed in a bag of linen or parchment; (e) Live bees, leeches and parasites shall be inclosed in boxes so etcive bees, leeches, constructed as to avoid all danger. 3. Articles which would deteriorate if packed in accordance with ,ermetically sealed the general rules, as well as samples placed in a transparent container permitting verification of their contents, may, as an exception, be accepted in a hermetically sealed container. The same applies to samples of industrial or vegetable products mailed under seal by the manufacturer or sealed by the inspection authorities of the country of origin. In such cases, the Administrations concerned may require the sender or the addressee to facilitate inspection of the contents, either by opening certain articles indicated by them, or in some other satisfactory manner. 4. No packing is required for articles consisting of a single piece, Singlearticles. such as pieces of wood, metal, etc., which it is not the custom of the trade to pack. 5. The address of the addressee shall be indicated, as far as possible, Addressing, etc. on the wrapper or on the article itself. If the packing or the article is not suitable for the inscription of the address and service informa- tion, or for the application of the postage stamps, use shall be made

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