Eric Walker added Tyrian purple - Wikipedia to Tyrian purple

Eric Walker added Collections: Clothing, How Did They Make it? Part IVb: Cloth Money – A Collection of Unmitigated Pedantry to a number of topics

Eric Walker added Tyrian purple and Sea snail - Wikipedia to Muricidae, and added Muricidae to Muricoidea

Eric Walker added Collections: Clothing, How Did They Make it? Part IVb: Cloth Money – A Collection of Unmitigated Pedantry and Tyrian purple - Wikipedia to Tyrian purple, and added Tyrian purple to Muricidae and Dyeing

Eric Walker added Tyrian purple and a number of links to Dyeing, and added Dyeing to Textiles