Viewing page 251 of 332

This transcription has been completed. Contact us with corrections.

and in ever absorbing the dirt and dust which 
alight upon it and when attempted to be removed
is never exacted without ireparable injury to the
painting because it has been in some measure
[[immalginated?]] with it by the solving acrid
nature of the [[interveening?]] vicious mucus, and the whole picture suffers afterwards whether 
it be cleaned as suffered to remain.
   I give you this friendly hint perceiving that
your picture was newly varnished and if not so, she was indifferant as the dust had got in and settled upon ^it so as to give me some trouble in extracting it. My experience as a copyist, as an artist,and as one who for several years had charge of three or four fine [[Calestians?]] of pictures in England enables me to speak with confidence upon this paint which I have paid much attention to as well as to many other matters in close aliance, with a view to benefit the proffession, and to guard it against the errors and fatallities to which it liable__
Some time ago I was preparing lectures upon this
and similler objects connected with the practice