Old Koban: 20 Sen Dark Blue

Genuine

Issued 18 August 1877 – Scott #65 and Sakura #74
Old Koban: Genuine 20 sen blue

Genuine: unused

Forgeries with Genuine

 

Maeda: 20 sen State 1 with sankō

Maeda

Lithographed

State I: Sankō on either side above bottom group of characters in oval band.

Maeda: 20 sen State 2 sankō erased

Maeda

Lithographed

State 2: same as State 1 with sankō erased

Wads: Plate11 engraved no sankō

Wada: Plate 11

Engraved

 No sankō but with six different printed cancels.  None are known with fake normal-appearing cancels.

Wads: Plate 26 lithographed no sankō

Wada: Plate 26

Lithographed

No sankō but with printed cancels.  None are known with fake normal-appearing cancels.

Wads: Plate 11 printed cancels -fine engraving

Wada: Plate 11

Engraved

 State 1, with fine engraving and six different printed cancels.

Wada: Plate 11, printed cancels-retouching

Wada: Plate 11

State 2 retouched with the six different printed cancels.

Wada: Plate 26, lithographed with printed cancels

Wada: Plate 26

Lithographed

Six different printed cancels.  The lithographed plate designs were produced by multiple copying of a common die.  Plate size is undetermined.

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