[8] On prohibition of the use of iron-tannate dyes, see de Poerck, La draperie, 189–190; Collection des keuren, 116–118; on brunette dyeing, see Collection des keuren, 87 and 90; on lighter weight textiles and changes in their production, see Collection des keuren, 90; Munro, “Spanish Merino Wools”; Soens, Stabel and Van de Walle, “An Urbanised Countryside”; Van der Wee, “Structural Changes.”