Printing and bookbinding for schools . ugs. Wood furniture, which comes by the case orby number of pieces, is cheap, durable, not easily injured,and on the whole, quite satisfactory for school use. Asmall amount of metal furniture, wdiich is sold by weight,is desirable in every printshop. AMien the furniture has been built in at one side andone end of the form as indicated above, cjuoins are placedat the other side and the other end about midway betweenthe type and the chase. Quoins, Fig. 22, aredevices for locking theforms into the are two chief kinds,one consisting of two sep-ar
Printing and bookbinding for schools . ugs. Wood furniture, which comes by the case orby number of pieces, is cheap, durable, not easily injured,and on the whole, quite satisfactory for school use. Asmall amount of metal furniture, wdiich is sold by weight,is desirable in every printshop. AMien the furniture has been built in at one side andone end of the form as indicated above, cjuoins are placedat the other side and the other end about midway betweenthe type and the chase. Quoins, Fig. 22, aredevices for locking theforms into the are two chief kinds,one consisting of two sep-arate wedge shaped piecesof hard metal w i t hnotched sides, which bythe use of a key are madeto slide in opposite direc-tions against each danger of thesequoins in the hands ofschoolboys is that, notrealizing how easily good forms are held, they persist intrying to screw the cjuoin to the last notch, frequently en-dangering the chase and ruining the quoins. The otherkind is constructed of two pieces of metal joined by springs. FIG. 22. IMPOSITION 33 and opened by the use of a key operating a nut which, af-ter a sHght expansion of the quoin, releases its hold andallows the parts to spring back together. This c|uoin issafe for the form and for the chase, and is itself not bat-tered in the process of locking up. After the quoins have been put into proper position,pieces of furniture are fitted in on both sides of the pieces of furniture are usually a little longer thanthe sides of the form against which they fit. They are al-ways placed around the form in such a way that they cannot bind against each other so as to prevent the pressurefrom striking the type scjuarely, Fig. 20. \Yith. the key, Fig. 22, the quoins are very slightly anduniformly tightened. Then the planer is used. The planer. Fig. 23, isa smooth faced block ofhard wood similar to theproof planer, but is usu-allv smaller and not cov-ered with felt. This is^^^ ^^ laid on the face of the form on the
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Keywords: ., bookcentury1900, bookdecade1910, booksubj, booksubjectbookbinding
