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.
Plaid. A pattern in textile fabrics consisting of bars or stripes of color crossing each other at right angles. The term plaid is also applied to a loose garment, often having a tartan pattern. It is a large rectangular piece of woolen stuff, and is worn in Scotland by both sexes for warmth and for protection against the weather. It is a special dress of the Highlanders, and forms part of the uniform of certain infantry regiments of the British army. [See Tartan, Kilt]