11 Those working and dealing in animal substances

[Guinevere]

Tanners

http://www.squidoo.com/cows-to-jackets
http://www.simplyleather.co.uk/acatalog/History_of_Leather.html

Curriers

http://www.maybole.org/home/pettit/currier.htm

Butchers

http://www.ehow.co.uk/facts_7436221_history-butchers.html
http://www.yorkbutchersgild.com/pages/history.html

Silk weavers

http://www.british-history.ac.uk/report.aspx?compid=22161

Cotton weavers

http://www.keele.ac.uk/history/currentundergraduates/tltp/BRITIND/CORES/COTTON.HTM

Wool weavers

http://www.sheepcentre.co.uk/wool.htm
http://www.history.uk.com/clothing/weaving-on-off-looms/

Glue makers

http://cool.conservation-us.org/coolaic/sg/bpg/annual/v19/bp19-29.html
http://en.wikipedia.org/wiki/Animal_glue#History

Ivory workers

http://www.bbc.co.uk/history/british/normans/ivory_01.shtml

Horn workers

http://www.eclecticco.net/horn.htm

Whalebone carvers

http://www.sharonburger-scrimshaw.co.za/history-of-scrimshaw.html

[SBDFHS]

Brushmakers use boar, mink and other animal hair, plus bone and ivory.
www.brushmakers.com