「書簡　高知行きは未定の連絡に付」　桂井和雄宛

「書簡　新年挨拶に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　近況報告に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　新年挨拶に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　恵贈本のお礼に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　著書恵贈のお礼に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　著書恵贈のお礼に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　著書恵贈のお礼に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　著書恵贈のお礼に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　来月中にお礼送付のお願いに付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　土佐の伝説恵送のお礼に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　津呂の場所の教授願いに付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　土佐方言研究の近況報告に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

「書簡　著書送付願い及び内容借用の許諾等に付」　桂井和雄宛

Kochi Prefectural Library

OTEPIA Kochi Library collection search

酒井抱一書簡桂川甫周宛

Waseda University Library

ARC Early Japanese Book Portal Database

井部香山書簡桂川甫賢宛

Waseda University Library

ARC Early Japanese Book Portal Database

荒井貞雄書簡 渡辺進宛

Museum of Contemporary Art Tokyo

ADEAC: A System of Digitalization and Exhibition for Archive Collections

知法院・妙解院書簡桂川甫周宛

Waseda University Library

ARC Early Japanese Book Portal Database

宮武外骨、井上和雄宛書簡

Graduate School for Law and Politics, the University of Tokyo

UTokyo Academic Archives Portal

朝比奈知泉書簡真砂久雄宛

Waseda University Library

ARC Early Japanese Book Portal Database

[井上文雄（柯堂）　受取人未詳書簡]

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

〔佐賀県知事　樺山資雄殿宛〕(断簡)

Saga Prefectual Library

Saga Prefectural Library Database

高橋義雄書簡　金子堅太郎宛

NDL Digital Collections

NDL Digital Collections

高橋義雄書簡　金子堅太郎宛

NDL Digital Collections

NDL Digital Collections

[井上文雄（柯堂）　淑蔭〔井上淑蔭〕 宛書簡]

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections