Re: Gum: earasing a whole layer
On Tue, 30 Sep 2008, Dave S wrote: If it's cyanotype a coat of alkali (like sodium carbonate) could (at least theoretically) do it.I have read about it but have never done it. How do you erase a whole layer? You keep brushing and brushing and brushing? And do you use a soft brush or a harder, bristle brush? J. |