Bea Hopkinson <[log in to unmask]> wrote (in <E19HTL7-0004Uo-
[log in to unmask]>) about 'Medieval tanning v.tawing', on
Sun, 18 May 2003:
>Tawing is to convert skin into white leather by mineral tanning, as
>with alum and salt.
> Tanning is to convert hide into leather by treating with tannin
>(from wood bark to make brown).
Thank you. So the white stuff could be alum, or rather, a degradation
product. Alum itself is probably too soluble in water to survive.
Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk
Interested in professional sound reinforcement and distribution? Then go to
PLEASE do NOT copy news posts to me by E-MAIL!