3 1/4" X 4 1/2" (83mm X 114mm)

(front skirt) 13 / EIV (L'ELECTRO VERRE 

(blot out)

(rear skirt) HC 63                                         

Picture courtesy Don Mecklenborg

3 1/4" X 4 1/2" (83mm X 114mm)

(vertical skirt) SEDIVER / 28

(rear skirt) VHC 63               

Picture courtesy Don Mecklenborg

3 1/8" X 4 5/8" (80mm X 117mm) 

(front skirt) ISOREX / V

  (rear skirt) HC 63             

{Smooth base}

Picture courtesy Bob Berry

3 1/4" X 4 1/2" (83mm X 114mm)

(vertical skirt) SEDIVER / 26

(rear skirt) VHC 63               

Picture courtesy Don Mecklenborg

3 1/4" X 4 1/2" (83mm X 114mm)

(vertical skirt) SEDIVER / 27

(rear skirt) VHC 63               

Picture courtesy Don Mecklenborg

3 1/4" X 4 1/2" (83mm X 114mm)

(front skirt) HC63

(rear skirt) 23       

Picture courtesy Don Mecklenborg

3 1/4" X 4 1/2" (83mm X 114mm)

(vertical skirt) SEDIVER / 22

(rear skirt) VHC 63       

Picture courtesy Don Mecklenborg

3 1/8" X 4 3/4" (80mm X 120mm)

(frontl skirt) STAR

Picture courtesy Michael Rioland

3 1/8" X 4 3/4" (76mm X 117mm)

(vertical skirt) FOLEMBRAY

(rear skirt) No 233               

Picture courtesy David Kresz