Digital BW, The Print

Mark,

Thanks for taking the time to contribute to this thread.

>...
> I suggest strongly that you look at the model developed 
> over the centuries, rethink it in terms of your modern 
> materials but follow the model.  

Is there a specific model you're referring to or just saying that, in 
general, studying the history of what has been found to be most 
stable?  Do you have recommendations in terms of sources of information 
along these lines?

Paul
www.PaulRoark.com