The history of the paper clip: It was invented in 1899. It hasn't been improved upon since.

The paper clip is something of a fetish object in design circles. Its spare, machined aesthetic and its inexpensive ubiquity landed it a spot in MoMA’s

Hey, Get a Grip! Your Basic Paper Clip is like a Mousetrap

Origin of Modern Calculating Machines, by J. A. V. Turck—A Project

The Paper Clip. Hunter Elmore, User-Centered Design

The Origins Of The Humble Paperclip Will Surprise You

How do inventions change over the years? - Quora

Paper Clips

SMALL IDEAS THAT CHANGED THE WORLD: THE PAPER CLIP

The history of the paper clip: It was invented in 1899. It hasn't

The History of the Ever Versatile Paper Clip

The History and Invention of the Paperclip

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