The recipe used by modern pencil manufacturers, calls for dried, ground graphite, a form of carbon, mixed with clay and water in varying proportions. Pencils made with more clay produce a harder pencil, and, conversely, pencils made with more graphite produce a softer pencil.
www.coolquiz.com/trivia/explain/docs/pencil.asp www.coolquiz.com/trivia/explain/docs/pencil.asp
When was the pencil invented? ... Who invented the first pencil? ... It is not known who invented the first pencil. The pencil was first documented in 1565 by Conrad Gesner, and its invention is sometimes attributed to him, though this is unlikely.
www.pencilpages.com/misc/faq.htm www.pencilpages.com/misc/faq.htm
The first eraser was edible. It was actually a piece of bread. Not very effective, was it, for almost two centuries? The rubber eraser was invented by Magellan. A man named Lipman had the great idea of putting the eraser on the pencil.
library.thinkquest.org/J002479/Pencil.htm library.thinkquest.org/J002479/Pencil.htm
From cave paintings to the quill pen - How ink paper and pens were all invented. ... However, it was not until 1847 that Therry des Estwaux first invented the manual pencil sharpener, as we know it. ... In 1861, Eberhard Faber built the first pencil factory in the United States in New York City.
inventors.about.com/library/inventors/blpen.htm inventors.about.com/library/inventors/blpen.htm
The first mass-produced pencils were made in Nuremberg, Germany in 1662. There an active pencil industry developed with famous companies like Faber-Castell established in 1761, Lyra, Steadtler and others growing throughout the 19th century industial revolution.
www.pencils.com/pencil-information/pencil-history www.pencils.com/pencil-information/pencil-history
Invention of the Pencil; The "lead" pencil (which contains no lead) was invented in 1564 when a huge graphite (black carbon) mine was discovered in Borrowdale, Cumbria, England. The pure graphite was sawn into sheets and then cut into square rods.
www.enchantedlearning.com/inventors/page/p/pencil.shtml www.enchantedlearning.com/inventors/page/p/pencil.shtml
One of my first inventions! ... I invented this in 7th grade. It is not a pencil, but a "minimalist" pen. It consists simply of a pen refill with a paper clip stuck in one end, which serves as the pen clip. Unfortunately my English teacher saw me ... This "dumb" pencil was invented by one student; decorated with designs...
www.noogenesis.com/inventing/pencil/pencil_page.html www.noogenesis.com/inventing/pencil/pencil_page.html
first, the fun! http://www.youtube.com/watch?v=IqGB453kj… The archetypal pencil may have been the ancient Roman stylus, which was a thin metal stick, often made of lead and used for scratching on papyrus, a form of early paper. The word ...
http://answers.yahoo.com/question/index?qid=20080108172...
Invention Question: When Was The First Pencil Invented? Invented in 1564 when a huge graphite mine was discovered by farmers in Borrowdale, England ... Who Invented The First Pencil Case ?
www.blurtit.com/q973519.html
Subject: who invented the mechanical pencil ... Date: Wed Dec 9 08:37:28 1998; Posted by zach gillespie; Grade level: 7-9; School: Otsego middle school; City: grand rapids State/Province: oh; Country: ... who invented the mechanical pencil and what year was it invented? where was it first manufactured? how was it constructed?
www.madsci.org/posts/archives/dec98/914898279.Sh.q.html