2 3/8" X 5 1/4" (58mm X 129mm)

(skirt) MADE IN OCCUPIED

JAPAN / 1951    

{Shofu}

Picture courtesy Bob Berry

2 3/8" X 5 1/4" (58mm X 129mm)

(skirt ink stamp) MADE IN JAPAN

                       48

{Shofu}

Picture courtesy Bob Scafe

2 3/8" X 5" (58mm X 122mm)

(skirt ink stamp) 

{Maker unknown}

Picture courtesy Bob Scafe

2 3/8" X 5 1/8" (58mm X 126mm)

(skirt ink stamp) 

 MADE IN JAPAN

  {Maker unknown}

Picture courtesy Bob Scafe

2 3/8" X 5 1/8" (58mm X 126mm)

(skirt ink stamp) 

55

 MADE IN JAPAN

{NGK}

Picture courtesy Bob Berry

2 3/8" X 5 1/8" (58mm X 126mm)

(skirt ink stamp) 

50

 MADE IN JAPAN

{NGK}

Picture courtesy Craig Polkinghorne

2 3/8" X 5 1/8" (58mm X 126mm)

(skirt ink stamp) 

{48 instead of 52}

{Maker unknown}

Picture courtesy Bob Berry