Fr_Guyana_1947_Yvert_214-Scott_205_b

Fr_Guyana_1947_Yvert_216-Scott_207

Fr_Guyana_1947_Yvert_216-Scott_207_a

Fr_Guyana_1947_Yvert_217-Scott_208

Fr_Guyana_1947_Yvert_217-Scott_208_a

Fr_Guyana_1947_Yvert_PA35-Scott_C18

Fr_Guyana_1947_Yvert_PA35-Scott_C18_a

Fr_Guyana_1947_Yvert_PA37-Scott_C20

Fr_Guyana_1947_Yvert_PA37-Scott_C20_a

Fr_Guyana_1947_Yvert_PA37-Scott_C20_b