Textbook of Engineering Drawing, Second Edition

CHAPTER 13

Freehand Sketching

13.1 Introduction

Freehand sketching is one of the effective methods to communicate ideas irrespective of the
branch of study. The basic principles of drawing used in freehand sketching are similar to those
used in drawings made with instruments. The sketches are self explanatory in making them in the
sequence shown (Fig. 13.1 to 13.14).

Fig. 13.1 Sketching Straight Lines

Fig. 13.2 Sketching a Square