(4^7) 
which they foak in water, and then reduce to a Maffe or Dough,' 
and fo bake it. Not a word of the way of giving it the colour^ 
which, it feems, they keep as a great lecret. They have Gold and 
Silver Mines^ but dig them notj pretending the danger and trou- 
ble in the work, and contenting themfelves with theFihngs and 
Duft of Gold, which they gather out of the Mud and Sand of 
Rivers and Fountains, 
The F^/zfi Book contains an account of their Works ofJrchu 
teUure^ and other ingenious Mechanick Arts. Where he fpeaks, 
I. Of their ftupendious Bridges , one of 3<5o Perches long, and 
I ~ Perch broad, without any Arch, ftanding upon 300 Pillars, 
with acute Angles on both oppofite fides, all the ftones being of 
ao equal fize and fl:iapc. Another, built from Mountain to Moun- 
tain hy one only Arch^ 4C0 cubits long, yoo cubits high (whence 
tis called Pons volans ) from the furface of the Saffrany River^ 
running under it. This is f eprefented, for the fatisfadtion of the 
Curious, by /7^«r^ /. pigx 
2. Vafi Towns.'hxxt whofeHoufes are generally but one Story 
high, and good reafon therefore, the Towns Ihould be very big. 
They are, for the moft part, built of Timber. 
3. Turrets very artifieiall, whereof one is all of Porcellan. 
4. The China Wall, 500 German Leagues long 3 30 Cubits 
highj 12 ( in fome places 15-) Cubits broad, fo that isHorfes 
can very conveniently go in front on it j built 2 1 f years before 
Chrifii by the Emperour Pius^ a brave and moft Warlike Prince, 
and difpatcht in the fpace of five years ; commonly it is defen- 
ded by a Million of men. A Pattern of this alio was thought fit . 
to exhibit here, by Hg//r^i/. j^^^* 
5. The channel, that paflTeth from one extream of China to the 
other, having fome 24 shces, to retain water^ when tis necefTary^ 
a work of incredible induftry and extraordinary advantage. 
(5. VafiBelh^ one whereof, SLtPeJ^in, weighs 120CO0 pounds; ^ 
whereas that of Erfurd in Germany ^hitherto efleemed to be one of 
the biggeft in the World, weighs but 2 5'4oo. pounds. 
j4s for their ingeniot/s Inventions, this Author mentions chiefly^ 
I. Their Vernice, of which he fets down fome 'Receipts both for 
the and Black, together with the way of their Ufeand Ap« 
plication, as he received them both from an JugufiinianVxy^x'^ 
affirming, that it differs not at all from that of China, 
2« Their way of Printing, invented long before that m Europe, 
giving a large defcription of the fame. 3, G/v> 
