2 7/8" X 3 7/8" (73mm X 99mm)

(front skirt) S.A.F.N.V. / 21

(rear skirt) 4                        

Picture courtesy Bob Berry

2 7/8" X 3 7/8" (73mm X 99mm)

(front skirt)

(rear skirt) 21         

Picture courtesy Nathan Holmes

2 7/8" X 3 7/8" (73mm X 99mm)

(front skirt) S.A.F.N.V. / 21

(rear skirt) number               

Picture courtesy Richard Wentzel