Next we will do inside the door. Use the ruler as a straight edge lying across the bottom right side of the door and the left vanishing point.
Use the violet pencil to make a mark almost as small as you can make from the right side of the door into the doorway.
Now lay your ruler vertically against the little mark and next to the right side of the door. Draw a line and fill the space between the line and the door.
THE ART POEM
