
How to Use this Book
Every stage of engineering design requires some form of
drawing to support it. The type of drawing depends on the
purpose of the drawing and the information it contains. This
book sets out the different drawing types and relates them to
the situations in which they are used.
It is important that the following introduction on pages
2—12 is studied first, because it provides the thread linking
the various sections of the text. The drawing key on page 13
can then be used to identify the work sheet of interest.
TERMINOLOGY
In order to communicate basic concepts the authors have
used some words in their 'purist' form, which