Chapter 1
Introduction
Chapter Outline
Drawing has played a crucial role in the progress of mankind from the ancient age of cave dwellers to the modern world of Skylab and Space Shuttle. Early efforts to improve the physical means of our well being gave impetus to the beginning of the “art of engineering”. Without drafting, it would have been impossible for man to develop and keep record of the vast wealth of engineering knowledge that has been gathered till date. As a result, man's progress would have been much slower.
In ancient times, men used to draw pictures to communicate their ideas to others and at the same time to record these ideas so ...
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