2 3/8" X 3 3/8" (61mm X 86mm)

(F-Skirt) SULMINAR SA / IND. ARG. 

(R-Skirt)            EN TEL. 1979            

Picture courtesy Richard Wentzel

2 3/8" X 3 3/8" (61mm X 86mm)

(F-Skirt) SULMINAR SA / IND. ARG. 

(R-Skirt)            EN TEL. 1979            

Picture courtesy Richard Wentzel

2 3/8" X 3 3/8" (61mm X 86mm)

(F-Skirt) SULMINAR SA / IND. ARG. 

(R-Skirt)            EN TEL. 1979            

Picture courtesy Richard Wentzel

2 3/8" X 3 3/8" (61mm X 86mm)

No markings

Picture courtesy Pablo Daniel Sueldo