9 
I have endeavoured to copy, with the 
greatest exactness, the objects exhibited in 
these engravings. Those who are employ- 
ed in the practical profession of the arts 
are aware, how difficult it is to attend mi- 
nutely to the great number of plates, which 
compose a Picturesque Atlas. If some be 
less perfect than connoisseurs might wish, 
this imperfection ought not to be attributed 
to the artists employed, under my inspec- 
tion, in the execution of my work, but to 
the sketches which I drew on the spot, 
and often in very difficult circumstances. 
Several landscapes have been coloured, be- 
■| 
cause in this sort of engraving, the snow 
detaches itself more strikingly from the 
azure of the sky, and the imitation of the 
Mexican paintings rendered the mixture of 
coloured plates with engravings indispen- 
sable. I have felt how difficult it is to give 
the former that vigorous tone of colouring, 
which we admire in the Oriental Scenery 
of Mr. Daniel. 
In the description of the monuments of 
