 |
|
|||||||||||||||||
Crosscut sawThe invention of the saw was made possible by the discovery of copper in the bronze age and, by 1500 BC, the ancient Egyptians were sawing planks with a crosscut saw. The contents of this article are licensed from Wikipedia.org under the GNU Free Documentation License.
How to see transparent copy 08-19-2006 13:26:44 |
|
