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| Libros | Libros |
 At first movable type was used, and it was ingeniously arranged on the larger cylinder. Each column of type was set up on the level, but six or seven columns, for a large newspaper, were nevertheless adjusted side by side. Brass rules of a bevelled shape,...  Exhibition & market of machinery ... used by printers ... and kindred trades ... - Página 73 por London agric. hall - 1880 Vista completa -
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