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Composition on film consists of a mounting operation carried out on a luminous table. Films of the text and titles and positives or negatives of the screened or unscreened photographs, depending on the printing method to be used, are arranged on a sheet of transparent plastic of the dimensions indicated on the layout, placed under the plastic sheet and lighted from beneath. The film is glued or fixed using pieces of transparent adhesive. One composition process can be converted to the other. A page composed on film, in negative, can be used for photogravure plates or for metal or engraved ...(100 of 26569 words)