(12) Cut and pressed tobacco and tobacco containing other sub-
stances.
(13) Saccharine, mixtures containing saccharine and other sub-
stances of a similar nature or use.
(14) Extracts, essences, or other concentrations of coffee, chi-
cory, tea or tobacco or other mixtures of those products.
(15) Articles bearing on the outside or in the address words, letters or marks (employed without formal authorization) indicating or permitting the addressee to believe that the said articles relate to Her Majesty's Service.
(16) Articles bearing on the outside or in the address words, marks or designs (drawings) which, in the opinion of the Postmaster General, might embarrass the post office staff called upon to handle such articles.
(17) Circulars.
(18) Fictitious stamps and dies, plates, instruments, or materials
intended for the manufacture of such stamps.
(19) Coins coined in a foreign country, other than gold or silver unless they are shown to the satisfaction of the customs authorities to have a curiosity vale in excess of their bul- lion value.
(20) Coin, precious stones, jewellery, and any articles of gold, silver, and platinum in uninsured parcels. Coins of a value higher than £5 ($80) (except with a declaration indicating that they are intended to serve as ornaments), gold in in- gots of a value higher than £5, and silver in ingots or silver partially worked of a value higher than £20 even if the shipments of coins or ingots, etc., is made as an insured parcel.
(21) All advertisements published by or on behalf of any for- tune teller; all advertisements of gambling houses; all advertisements or coupons coming from a football enter- prise in which bets are made in cash.
(22) Sealskins, except those of accepted origins.
(23) The importation of the plumage of any birds, with the exception of those coming from African ostriches, eider ducks, the Rhea Rothschildi, the common jay, the common magpie, the common starling, the Java sparrow, the West African curly parrakeet, the Chinese bustard, the golden pheasant, the common cormorant, the common shag (or crested cormorant), and birds ordinarily used for food in Great Britain and Northern Ireland, is prohibited except by authorization of the British Board of Trade.
(24) Articles which, by virtue of the Merchandise Marks Act, 1926, must bear a mark indicating the name of the country of origin at the time of importation, unless they are marked in the prescribed manner. This applies to such articles as rubber tyres and tubes, pottery, insulated elec- tric cables and wires, electric incandescent lamps, ball and
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