This section is from the "A Complete Dictionary of Dry Goods" book, by George S. Cole. Also available from Amazon: A complete dictionary of dry goods and history of silk, cotton, linen, wool and other fibrous substances,: Including a full explanation of the modern processes ... together with various useful tables.
Areophane. A variety of crape, but considerably thinner than the ordinary kind. It was formerly used chiefly for bonnet trimmings, and quillings, and is now to some extent employed for ball costumes. It is made in all colors, and is cut like all crape, on the bias. [See Crepe de Chine]