Wallis_1992_Yvert_442-Scott_438_blue_detail

Wallis_1992_Yvert_442-Scott_438_brown

Wallis_1992_Yvert_442-Scott_438_brown_detail

Wallis_1992_Yvert_442-Scott_438_dark-brown

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Wallis_1992_Yvert_PA175-Scott_C171