This variety is found on the fourth stamp of the first row of the five by two repeatable grid used to populate the plate.
Row 1 Position 4
Row 1 Position 9
Row 3 Position 24
Row 3 Position 29
Row 5 Position 44
Row 5 Position 49
Row 7 Position 64
Row 7 Position 69
Row 9 Position 84
Row 9 Position 89