〔片岡書簡〕

〔片岡勇書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

[星亨　片岡健吉 宛書簡]

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

〔片倉書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔書簡断片〕

Saga Prefectual Library

Saga Prefectural Library Database

〔書簡断片〕

Saga Prefectual Library

Saga Prefectural Library Database

[片岡三省　小泉〔檀山〕 宛書簡]

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

[片岡三省　小泉〔檀山〕 宛書簡]

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

[藤森弘庵（天山）　片岡 宛書簡]

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

板垣退助書簡　片岡健吉宛

NDL Digital Collections

NDL Digital Collections

〔岡書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔片倉ツル書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔片倉勇書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔片倉ヒデ書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

書簡ノ断片

Kyoto University Library

IIIF Discovery in Japan

〔片倉□子書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔片倉勇書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

片岡鶴雄･封書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

片岡鶴雄･封書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

片岡鶴雄･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

片岡鶴雄･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

片岡鶴雄･封書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

片岡鶴雄･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

片岡鶴雄･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

片岡鶴雄･封書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents