FIGURE 11. Easel, with the five standard masks in place.
b. Nonstandard size or nonrigid copy. To load the easel with
(1) Tip the easel (figure 12) to the right (horizontal position).
(2) Release the latch fasteners and open the easel.
(3) Place the copy over the scale on the mounting plate, or within
the border lines as necessary.
(4) Close the easel and secure the latch fasteners.
(5) Raise the easel to the vertical position.