On Friday, April 8, 2016 at 11:01:17 PM UTC-7, OFWW wrote:
On Fri, 8 Apr 2016 11:31:25 -0500, Swingman wrote:

http://www.woodworkingnetwork.com/wo...-and-buildings

It seems to me that I remember onion skin windows on log cabins in
pioneering days.

Isinglass. It was made from fish bladders. That's still an option, we have OTHER uses for wood,
but for fish bladders... not so much.