〔封筒「梅樹関係」〕
Saga Prefectual Library
Saga Prefectural Library Database
〔広島市長山本覚二書簡封筒〕
Saga Prefectual Library
Saga Prefectural Library Database
封筒（大分県）
Graduate School for Law and Politics, the University of Tokyo
UTokyo Academic Archives Portal
空封筒「自分の筆」
Kochi Prefectural Library
OTEPIA Kochi Library collection search
近藤長二郎筆漢文（封筒のみ）
Kochi Prefectural Library
OTEPIA Kochi Library collection search
絵葉書｢封筒（長崎名所 第二集）｣
Fukuoka City Museum
Fukuoka City Museum Collection Database
田代又助書簡封筒
Saga Prefectual Library
Saga Prefectural Library Database
田代又助書簡封筒
Saga Prefectual Library
Saga Prefectural Library Database
封筒/秋田県警部長大野右仲 封筒のみ
ADEAC: A System of Digitalization and Exhibition for Archive Collections
猪苗代湖畔長浜
Aizu-Wakamatsu City Library
ADEAC: A System of Digitalization and Exhibition for Archive Collections
福原鐐二郎から狩野校長宛封書(封筒欠)
University of Tokyo Graduate School of Arts and Sciences / College of Liberal Arts
UTokyo Academic Archives Portal
〔本村清書簡封筒〕
Saga Prefectual Library
Saga Prefectural Library Database
絵葉書(長春名所)封筒
Fukuoka City Museum
Fukuoka City Museum Collection Database
雑書類（封筒） 山第二二号
Kochi Prefectural Library
OTEPIA Kochi Library collection search
木場貞長から狩野校長宛封書(封筒欠)
University of Tokyo Graduate School of Arts and Sciences / College of Liberal Arts
UTokyo Academic Archives Portal
木場貞長から狩野校長宛封書(封筒欠)
University of Tokyo Graduate School of Arts and Sciences / College of Liberal Arts
UTokyo Academic Archives Portal
〔松山市長浅野長道書簡封筒〕
Saga Prefectual Library
Saga Prefectural Library Database
封筒/日本南極探検２０年記念会 封筒のみ
ADEAC: A System of Digitalization and Exhibition for Archive Collections
（長苗代の出米上納書）
History of the Aomori Prefecture Digital Archive
Documents and Literature Database of Aomori Prefectural History
絵葉書(上海の近代美)封筒
Fukuoka City Museum
Fukuoka City Museum Collection Database
〔長崎要塞司令官来状封筒〕
Saga Prefectual Library
Saga Prefectural Library Database
〔岐阜市長服部正書簡封筒〕
Saga Prefectual Library
Saga Prefectural Library Database
絵葉書｢博多二〇加｣封筒
Fukuoka City Museum
Fukuoka City Museum Collection Database
共同苗代の利益 (一・二)
神戸大学附属図書館
Kobe University Library Digital Archive Newspaper Clippings Collection
Last Updated: 2025-07-01
Uploaded: 2025-07-02