The 225 Year Old Cyanometer That Measures Blue

The website Colossal writes: “Hot on the heels of a post earlier this week about centuries-old guide for mixing watercolors, I stumbled onto this 18th century instrument designed to measure the blueness of the sky called a Cyanometer. The simple device was invented in 1789 by Swiss physicist Horace-Bénédict de Saussure and German naturalist Alexander von Humboldt who used the circular array of 53 shaded sections in experiments above the skies over Geneva, Chamonix and Mont Blanc. The Cyanometer helped lead to a successful conclusion that the blueness of the sky is a measure of transparency caused by the amount … Read more

Woad Workshop and Master Class with Denise Lambert

Join us for a very special workshop this Fall in Seattle! Learn the ancient art of Woad dyeing from master dyer Denise Simeon Lambert, founder of Bleu de Lectoure in southwest France. Denise’s passion for traditional French Blue revitalized woad dyeing and cultivation in France and brought back the medieval techniques of the traditional woad vat, modernizing it for current day use. Denise will be joining us from Lectoure France and this promises to be a very special class. For our workshop, we will be gathering at Magnuson Park and setting up our woad vats outside in the Garden Amphitheater.  … Read more