Congo_1966_Yvert_202-Scott_156_five_b

Congo_1966_Yvert_202-Scott_156_pair_a

Congo_1966_Yvert_202-Scott_156_pair_b

Congo_1966_Yvert_PA39-Scott_C37_lilac

Congo_1967_Yvert_216-Scott_169_five

Congo_1967_Yvert_216-Scott_169_full_sheet

Congo_1967_Yvert_PA57-Scott_C55_full_sheet

Congo_1967_Yvert_PA60-Scott_C58_pair

Congo_1967_Yvert_PA61-Scott_C59_pair

Congo_1968_Yvert_217-Scott_170_five

Congo_1968_Yvert_217-Scott_170_full_sheet

Congo_1968_Yvert_217-Scott_170_pair_a

Congo_1968_Yvert_217-Scott_170_pair_b

Congo_1968_Yvert_218-Scott_172_five_a

Congo_1968_Yvert_218-Scott_172_five_b

Congo_1968_Yvert_218-Scott_172_five_c

Congo_1968_Yvert_219-Scott_173_five

Congo_1968_Yvert_219-Scott_173_full_sheet_a

Congo_1968_Yvert_219-Scott_173_full_sheet_b

Congo_1968_Yvert_219-Scott_173_full_sheet_c

Congo_1968_Yvert_219-Scott_173_full_sheet_d

Congo_1968_Yvert_226-Scott_180_five

Congo_1968_Yvert_226-Scott_180_full_sheet

Congo_1968_Yvert_226-Scott_180_pair

Congo_1968_Yvert_226-Scott_180_three

Congo_1968_Yvert_PA63-Scott_C61_pair

Congo_1968_Yvert_PA74-Scott_C72_pair_a

Congo_1968_Yvert_PA74-Scott_C72_pair_b

Congo_1968_Yvert_PA75-Scott_C73_pair_a

Congo_1968_Yvert_PA75-Scott_C73_pair_b