mechanical+drawing

 "Mechanical drawing history." //Ehow//. Google, 17 June 2005. Web. 7 Sep. 2010. . > > > >
 * ** “Mechanical or technical drawing has existed since mankind first began to build.” **
 * ** “Throughout all of history, man has designed and constructed monumental feats of engineering using available technology. ”**
 * “The Industrial Revolution (1760-1850) was a period during which many technological advances were developed.”
 * “Industrial and agricultural advancements in machinery and automated tooling emerged at an incredible rate.”
 * “In today's technology driven business environment, most mechanical drawing is done by computer.”
 * “Though many industries may still rely on the occasional hand drawing, computer software is the primary medium used today.”
 * “Programs which preform mechanical drawing functions include AutoCad, microstation, CorelDraw, Vector works or Adobe Illustrator.”
 * “The principal benefit of these programs is that an object, once drafted in the program, can be turned and rotated on any axis with the click of a mouse.”
 * “This allows a single illustration to be viewed from numerous angles.”
 * “The advent of linear three point perspective improved”
 * "It was not until the Renaissance that mechanical drawing was able to encompass all three dimensions"
 * "The principal benefit of these programs is that an object, once drafted in the program, can be turned and rotated on any axis with the click of a mouse"
 * "These early drawings, though effective enough in their own time, had severe limitations, which were often compensated for by actually building structures that had improper dimensions to fool the eye."
 * "Ancient people would inscribe images depicting events or daily routines as a form of documentation."
 * "According to the laws of perspective, an object that is closer will appear larger than one that is farther away."