古賀文吾郎水拷之事

古賀文吾郎究之事

Database on Ogi-han Nikki, a Business Diary of Ogi Local Administration

IIIF Discovery in Japan

古賀文吾郎悴嘉右衛門究之事

Database on Ogi-han Nikki, a Business Diary of Ogi Local Administration

IIIF Discovery in Japan

古賀文吾郎悴嘉右衛門御究之事

Database on Ogi-han Nikki, a Business Diary of Ogi Local Administration

IIIF Discovery in Japan

大蔵殿家来古賀文吾究之事

Database on Ogi-han Nikki, a Business Diary of Ogi Local Administration

IIIF Discovery in Japan

吾家乃古文書

Digital Archive Fukui

Digital Archive Fukui

〔古賀ウノ・古賀徹之助書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔古賀哲郎書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

古賀大一郎書状

Saga Prefectual Library

Saga Prefectural Library Database

〔古賀醇一郎書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔古賀醇一郎書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

〔古賀製次郎書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

吾家の古文書（原稿）

Digital Archive Fukui

Digital Archive Fukui

嶋之出口水神土地証文之事

Digital Archive Fukui

Digital Archive Fukui

水田和木古希賀集

神戸大学附属図書館 (国文学研究資料館)

IIIF Discovery in Japan

〔古賀哲郎書簡封筒〕

Saga Prefectual Library

Saga Prefectural Library Database

〔北古賀竹一郎書簡〕

Saga Prefectual Library

Saga Prefectural Library Database

「犬田小文吾 関三十郎」

RHAM

ARC Ukiyo-e Portal Database

文章千古事

Kansai University Open Research Center for Asian Studies

IIIF Discovery in Japan

文章千古事

Kansai University Digital Archive

Kansai University Digital Archive

証文之事

Fukuoka City Museum

Fukuoka City Museum Collection Database

証文之事

Fukuoka City Museum

Fukuoka City Museum Collection Database

証文之事

Fukuoka City Museum

Fukuoka City Museum Collection Database

証文之事

History of the Aomori Prefecture Digital Archive

Documents and Literature Database of Aomori Prefectural History

證文之事

Saga Prefectual Library

Saga Prefectural Library Database