A weaver adjusts a Jacquard loom/Corbis. If you look at the top of the picture you'll see the holes that are punched in cards. Those are the patterns.
1880- Frette introduces the the revolutionary Vincenzi looms for jacquard weaves, enabling the company to manufacture complex and outstanding linen damasks.
Tweedside: Weaving Fleece & Fiber
Punch cards in use on a Jacquard loom at the Museum of Science and Industry, Manchester, England
And I thought my loom was intense....Jacquard loom
Punched cards for jacquard looms - makes me think of @Mary Powers Robinette Kowal's Glamourist Histories
Jacquard loom. Think of the hours that people put into making fabric before the industrial revolution. Such an amazing thing.
Cross Stitch Fabric!
Jacquard looms: Videos demonstrating early computer programs
Steam & Diesel
Tapicería como técnica
Jacquard loom, used for weaving Paisley shawls after about 1840.