2 3/4" X 3 1/2" (67mm X 86mm)

(front skirt) S.A.F.N.V. / 22

(rear skirt) number               

Picture courtesy Richard Wentzel

2 3/4" X 3 1/2" (67mm X 86mm)

(front skirt) S.A.F.N.V. / 22

(rear skirt) number               

Picture courtesy Bob Berry

2 3/4" X 3 1/2" (67mm X 86mm)

front skirt) 4 NV (v raised)

(rear skirt) 22                      

Picture courtesy Don Mecklenborg.