Henry David Thoreau and his father invented the graphite, which creates very readable text; This became standard in ...

An electric eraser could also be a timesaver. In the days before computer-aided drawing and the ease of the delete and undo ...

Twist-Erase III Mechanical Pencils feature a sturdy ... grip delivers maximum comfort and control With the jumbo Twist-Up Eraser, you'll suffer no smudges, no paper tears and no ghosts Each ...

A machine punches erasers into aluminum ferrules at the ... launching what’s thought to be the first pencil manufacturer in the South. Soon, other manufacturers started arriving in Shelbyville ...

Although flat and oval shaped, their first use was carpentry. The eraser was then added in 1858 by Hymen Lipman who patented the idea. Creating different hardness' to pencils was discovered by ...

A portion of a vast, more than 5,000-pencil collection is on display at the Haverhill Public Library Jay Hurd, formerly of ...

[Franklinstein] however decided to design a high-speed eraser integrated into a mechanical pencil that brings the ... you might want to first read our primer on small DC motors.

Mitsubishi Pencil, known for its uni brand ballpoint pens, pencils and erasers, offers products mostly ... The company, which dates to 1887, is Japan’s first industrial pencil producer.