Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. This is a wool carder owned by the Copp family of Stonington, Connecticut during the 18th and 19th century. The ...

When you were a teenager, did you ever think about sitting for three hours with no break weaving, carding and spinning wool? For the first time, the Pennsylvania Farm Show encouraged young people up ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...