〔山田理一葉書〕

〔光田一葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

〔山田伊七葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

〔飯田貞一葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

〔原田種一葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

〔田代元一葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

〔飯田貞一葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

〔栗田英一葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

岩田準一･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

岩田準一･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

岩田準一･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

岩田準一･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

岩田準一･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

岩田準一･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

岩田準一･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

岩田準一･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

〔太田徳一郎葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

〔増田卯一郎葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

〔門田嘉一郎葉書〕

Saga Prefectual Library

Saga Prefectural Library Database

浅田彦一･絵葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

上山英一郎･葉書

Minakata Kumagusu Archives

Minakata Kumagusu Residence: Library, Herbarium, Documents

森田洸一宛山田文子葉書（手紙のお礼）

Fukuzawa Memorial Center for Modern Japanese Studies

Keio Object Hub

絵葉書「山口湯田温泉第一松田屋」庭園

Fukuoka City Museum

Fukuoka City Museum Collection Database

絵葉書「山口湯田温泉第一松田屋」玄関

Fukuoka City Museum

Fukuoka City Museum Collection Database

絵葉書「山口湯田温泉第一松田屋」正門

Fukuoka City Museum

Fukuoka City Museum Collection Database