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| Aboutbookbinding.com Welcome to about book binding your resource for FREE bookbinding information. |
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| The Art of Bookbinding by Joseph W. Zaehnsdorf Published in London 1897 |
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| Chapter XIV & XV |
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| Drawing-In And Pressing. The boards having been squared, they are to be attached to the book by lacing the ends of the cord through holes made in the board. The boards are to be laid on the book with their backs in the groove and level with the head; they must then be marked either with a lead pencil or the point of a bodkin exactly in a line with the slips, about half an inch down the board. On a piece of the wood the mill board is placed, and holes are pierced by hammering a short bodkin through on the line made, at a distance from the edge in accordance with the size of the book. About half an inch away from the back is the right distance for an octavo. The board is then to be turned over, and a second hole made about half an inch away from the first ones. The boards having been holed, the slips must be scraped, pasted slightly, and tapered or pointed. Draw them tightly through the hold first made and back through the second. Tap them slightly when the board is down to prevent them from slipping and getting loose. When the cords are drawn through, cut the ends close to the board with a knife, and make the board close on the slips and hold them tight. The slips should be well and carefully hammered, as any projection will be seen with great distinctness when the book is covered. The hammer must be held perfectly even, for the slips will be cut by the edge of it used carelessly. |
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| The book is now to be examined, and any little alteration may be made before putting it into the standing press. With all books, a tin should be placed between the millboard and book, to flatten the slips, and prevent their adherence. The tin is placed right up the groove, and serves also as a guide for the pressing board. Pressing boards, the same size as the book, should be put flush with the groove, using the pressing tin as guide, and the book or books placed in the centre of the press directly under the screw, which is to be tightened as much as possible. In pressing books of various sizes, the largest book must always be put at the bottom of the press, with a block or a few pressing boards between the various sizes, in order to get equal pressure on the whole, and to allow the screw to come exactly on the centre of the books. The backs of the books are now to be pasted, and allowed to stand for a few minutes to soften the glue. Then with a piece of wood or iron, called a cleaning-off stick (wood is preferable), the glue is rubbed off, and the backs are well rubbed with a handful of shavings and left to dry. Leave them as long as possible in the press, and if the volume is rather a thick one a coat of past or thin glue should be applied to the back. Paste is preferable If the book is very thick a piece of thin calico may be pasted to the back and allowed to dry, the surplus being taken away afterwards. |
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| In flexible work care must be taken that the cleaning-off stick is not forced too hard against the bands, or the thread being moist will break, or the paper being wet will tear, or the bands may become shifted. The cleaning-off stick may be made of any piece of wood; an old octavo cutting board is as good as anything else, but a good workman will always have one suitable and at hand when required for use. When the volumes have been pressed enough (a day’s pressing is none too much) they are to be taken out, and the tins and pressing boards put away. The book is then ready for cutting. Of the numerous presses, excepting the hydraulic, Gregory’s Patent Compound Action Screw Press is to my mind the best, and I believe it to be one of the most powerful presses yet invented; sixty tons pressure can be obtained by it. |
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| Cutting In olden times, when our present work-tools did not exist and material aids were scarce, a sharp knife and straight edge formed the only implements used in cutting. Now we have the plough and cutting machine, which have superseded the knife and straight edge; and the cutting machine is now fast doing away with the plough. There are very few shops at the present moment where a cutting machine is not in use, in fact I may say that, without speaking only of cloth books, for they must always be cut by machinery owing to the price not allowing them to be done other wise, there are very few books, not even excepting extra books, that have escaped the cutting machine. |
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All cutting “presses” are used in the same way. The plough running over the press, its left cheek running between two guides fastened on the left cheek of the press. By turning the screw of the plough the right cheek is advanced towards the left; the knife fixed on the right of the plough is advanced, with the point cuts gradually through the boards or paper secured in the press, as already described in preparing the boards. These are two kinds of ploughs in use – in one the knife is bolted, in the other the knife slides in a dovetail groove – termed respectively “bolt knife” and “slide knife.” The forwarder will find that the latter is preferable, on account of its facility of action, as any length of knife can be exposed for cutting. |
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| But with a bolt knife, being fastened to the shoe of the plough, it is necessarily a fixture, and must be worn down by cutting or squaring mill-boards, or such work, before it can be used with the truth necessary for paper. To cut a book properly it must be quite straight and the knife must |
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