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Despite the delete key, the eraser pencil prevails

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Lipman Patent.jpg

Sketches from Hymen L. Lipman's original patent. (Courtesy of U.S. Patent and Trademark Office)


A pencil from the late 1890s, similar to Hymen L. Lipman's original flat eraser design. (Courtesy of Doug Martin)


During the recent writer's strike, the Writers Guild of America licensed this image and used it on buttons as a sign of writer's solidarity. (Photo courtesy of George W. Hart)

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The eraser pencil turns 150 this year. It has survived the ballpoint pen, the typewriter and the personal computer, and still has a dedicated following. Something to chew on.