2. Draw the plan and the elevation of the cylinder, leaving 30mm between views. 170 90 80Ø 40

3. Draw a box around the plan.

4. Using the 30/60 square divide the circle in to 12.

5. Draw in the vertical generators.

6. Number the generators. 123 4 5 6 7

7. Draw an isometric crate the same size as the cylinder. 123 4 5 6 7 150

8. 123 4 5 6 7 Add the centre lines.

9. 123 4 5 6 7 Place a piece of scrap paper along the centre line and mark the generators on it.

10. 123 4 5 6 7 Number the marks on the scrap paper. 123 4 5 6 7

11. 123 4 5 6 7 Place the scrap paper on to the top of the isometric crate with number four on the centre line. 123 4 5 6 7

12. 123 4 5 6 7 Mark the generators on the centre line. 1 2 3 4 5 6 7

13. 123 4 5 6 7 Lightly draw in the generators and number. 1 2 3 4 5 6 7

14. Using the compass, step off the sizes from the plan to the isometric crate. 123 4 5 6 7 1 2 3 4 5 6 7

15. 123 4 5 6 7 1 2 3 4 5 6 7 Draw a smooth curve through each of the points.

16. To add the thickness, project each point down. 123 4 5 6 7 1 2 3 4 5 6 7

17. Using the compass step off the thickness taken from the elevation. 123 4 5 6 7 1 2 3 4 5 6 7

18. Draw a smooth curve through each of the points. 123 4 5 6 7 1 2 3 4 5 6 7

19. 123 4 5 6 7 1 2 3 4 5 6 7 Outline the rest of the cylinder.

20. 123 4 5 6 7