Does anyone have experience arresting fugitive natural blue dye (woad or indigo) during wet cleaning? We are hoping to wet-clean a very soiled William Morris wool double-weave, but initial testing suggests the dark blue is fugitive.
Thanks in advance,
--
Sarah Gates,
Head Conservator, Textile Conservation
M H de Young Memorial Museum
Fine Arts Museums of San Francisco
50 Hagiwara Tea Garden Drive
San Francisco, CA 94118-4501
Telephone: 415-750-7611
Fax: 415-750-2678
http://famsfconservation.wordpress.com