Fr_Guyana_1904_Yvert_59-Scott_red_typo

Fr_Guyana_1904_Yvert_59-Scott_typo

Fr_Guyana_1933_Yvert_PA11-Scott_C

Fr_Guyana_1933_Yvert_PA11-Scott_C_etat_black_a

Fr_Guyana_1933_Yvert_PA11-Scott_C_etat_black_b

Fr_Guyana_1933_Yvert_PA11-Scott_C_etat_black_c

Fr_Guyana_1933_Yvert_PA11-Scott_C_etat_different_colors