3 1/4" X 4 5/8" (83mm X 227mm)

(front skirt) EIV                 

(rear skirt) 10 / DC3         

Picture courtesy Amdrew Gibson

3 1/4" X 4 5/8" (83mm X 227mm)

(front skirt) L'ELECTRO VERRE

(rear skirt) 24                              

Picture courtesy Don Mecklenborg

3 1/4" X 4 5/8" (83mm X 227mm)

(front skirt) DC . 3

(rear skirt)  DC . 3

{found only in Argentina}

Picture courtesy Don Mecklenborg