Re: Gum: earasing a whole layer
- To: email@example.com
- Subject: Re: Gum: earasing a whole layer
- From: Judy Seigel <firstname.lastname@example.org>
- Date: Wed, 01 Oct 2008 12:39:44 -0400 (EDT)
- Comments: "alt-photo-process mailing list"
- Delivered-to: email@example.com
- In-reply-to: <D8BE9A975AFD4E6D880CBDBA2A889CFB@DSPERSONAL>
- List-id: alt-photo-process mailing list <firstname.lastname@example.org>
- References: <email@example.com><D8BE9A975AFD4E6D880CBDBA2A889CFB@DSPERSONAL>
- Reply-to: firstname.lastname@example.org
On Tue, 30 Sep 2008, Dave S wrote:
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?
If it's cyanotype a coat of alkali (like sodium carbonate) could (at
least theoretically) do it.