PROCESS 1n maxing PAPER 9 
2. Thefe are to be couched, one by one, between 
blankets. ral . 
3. When a heap is formed it muft be put under a firong 
prefs, to force out the water. | 
4. Then the blankets areto be taken away, one by one, 
and the fheets hung up to dry. 
5. When dry they are to be again prefled, or if to be 
fized, they muft be dipped into fize made of warm water, 
in which glue and allum are diffolved. . 
6. They muft then be preffed again to force out the fu- 
perfluous tize. | , 
7- They muft then be hung up a fecond time to dry, 
which if the air happens to be damp requires fome days. 
8. They muft then be taken down, laid together, and 
again prefled. ! 3 
g. They muft be pafted together at their edges. 
10. The whole muft be glazed by labour, with a flint. 
In China, if they would make fheets, fuppofe of four 
and an half ells long and one and an half ell wide, they 
have two large vats, each five ells long and two ells wide, 
made of brick, lined with a plafter that holds water. In 
thefe the fluff is mixed ready to work. 
Between thefe vats is built a kiln or ftove, with two 
inclining fides; each fide fomething larger than the theet 
of paper; they are covered with a fine flucco that takes a 
polifh, and are fo contrived as to be well heated by a {mall 
fire circulating in the walls. 
The mould. is-made with thin but deep fides, that it 
may be both light and ftiff: It is fufpended at each end 
with cords that pafs over pullies faftened to the ceiling, 
their ends connected with a counterpoife nearly equal 
the weizht of the mould. 
‘Two men one at each end of the mould, lifting it out 
of the water by the help of the counterpoife, turn it and 
apply it with the fluff for the fheet, to the f{mooth fur= 
VOL. Il. B face 
