サザーランド会社切手研究会々誌・3冊/限定20部・限定25部/昭和,雑誌◇「DOLL/SUPER HEAD MAGAZINE」NO.27(1985/6)~チトセ,Heligoland - British commonwealth postal history specialists,Amos Advantage - 2025 SCOTT CATALOGUE VOLUME 3 (COUNTRIES G-I),Amos Advantage - 2025 SCOTT CATALOGUE VOLUME 3 (COUNTRIES G-I)