. Chambers's encyclopedia; a dictionary of universal knowledge for the people. web. The paper isnow trusted to itself,and passes on, as indi-cated by the arrows,from the second press-rolls to the first set ofdrying cylinders, DD(figs. 6 and 7), whereit again meets ^vith afelt sheet, which keepsit in close contact withthe drying cylinders,which are of large size,and filled with these it passes,drying as it goes; isthen received betweenthe two smoothing-rolls,or damp calenders,which press both sur-faces, and remove themarks of the wire andfelt, which are untilthen visible on thepape
. Chambers's encyclopedia; a dictionary of universal knowledge for the people. web. The paper isnow trusted to itself,and passes on, as indi-cated by the arrows,from the second press-rolls to the first set ofdrying cylinders, DD(figs. 6 and 7), whereit again meets ^vith afelt sheet, which keepsit in close contact withthe drying cylinders,which are of large size,and filled with these it passes,drying as it goes; isthen received betweenthe two smoothing-rolls,or damp calenders,which press both sur-faces, and remove themarks of the wire andfelt, which are untilthen visible on thepaper. This is neces-sarily done Itefore thedrying is quite com-pleted ; and from thesmoothmg - roUs itjjasses to the secondseries of drying cylin-ders, E (figs. 6 and 7),where the drying isfinished, and thenceto the calenders, whichare polished rollers ofhard cast-iron, soadjusted as to give aconsiderable pressureto the paper, and atthe same time a glossi-ness of surface. Forwriting - papers, thepaper passes througha shallow tiough ofsize after leaving thediyiug cylinders, and. , ,--\-^ *^ III PRESS^ -^ ROLLS. ^COUCHING -kS rolls; Fig. 6. PAPER.
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Keywords: ., bookcentury1800, bookdecade1870, bookpublisherphiladelphiajblipp
