| http://www.w3.org/ns/prov#value | - acking of paper, cardboard, leather, fabric wood, metal or other pliable or rigid material with firmly adherent cellulosic or similar material to form a smooth mirror-carrying film 20 and said film has deposited directly on it without any preliminary treatment thereof, a reflecting layer of metal by a suitable method in which the metal does not exist as a layer or film before deposition.
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