PRIN. OF DRAFTING AND SHOP DRAWINGS - OD1641 - LESSON 1/TASK 3
with the four intersections formed by the center lines as they cross the major and
minor axes (labeled points 1, 2, 3, and 4 in figure 44) and draw in the ellipse.
METHOD FOR DRAWING ELLIPSE
WITH A TEMPLATE.
Figure 45 is a problem that requires you to draw a hole in an isometric drawing.
Figure 46 (on the following page) is the solution using the four-
ISOMETRIC DRAWING PROBLEM
REQUIRING A HOLE TO BE