The turn of the last century saw a boon in paper clip technology. A wide variety of styles and sizes of clips were invented, but only a few survived. Tools to Liveby has selected six of the most popular and practical shapes for the 21st century.
Created in the United States in 1983—and patented in 1908—the Owl was a very popular clip of the era. The clever design holds paper firmly without leaving a mark. It was given its name because its two circles look like the eyes of an owl.