Search:

In some ways I have kind of wondered about the process myself.

I wondered why there are so many old blades, pre 1900 still out there that obviously were well used, but with so little spine wear....

So, not sure what it is you are asking. Burnishing in printing, from what I have read is to make corrections in a copper plate or make a smooth surface. In honing we are trying to perfect an edge. So...