⑦人工磯浜（石積み護岸）

お台場海浜公園の石積み護岸

東京港埠頭株式会社

ADEAC: A System of Digitalization and Exhibition for Archive Collections

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

染退川護岸工事

神戸大学附属図書館

Kobe University Library Digital Archive Newspaper Clippings Collection

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

出羽堀護岸工事

ADEAC: A System of Digitalization and Exhibition for Archive Collections

（浜町岸夕涼み　左）

Ukiyoe taika shuusei

ARC Ukiyo-e Portal Database

名洗浦護岸紀工碑

Choshi

ADEAC: A System of Digitalization and Exhibition for Archive Collections

盛岡城石垣修復工事～石垣積み上げ編～

Nara National Research Institute for Cultural Properties

Cultural Heritage Video Library | ReelJapan

エッソスタンダード石油 大磯SS・平塚海岸SS

Samukawa Archives

ADEAC: A System of Digitalization and Exhibition for Archive Collections

厚東川尻護岸工事破壊

宇部市教育委員会

ADEAC: A System of Digitalization and Exhibition for Archive Collections

建物石敷工事見積書

Tokyo Metropolitan Central Library

Tokyo Metropolitan Library Edo-Tokyo Digital Collections

浜松 : 附商工人名録

Hamamatsu City Central Library

ADEAC: A System of Digitalization and Exhibition for Archive Collections

お台場海浜公園の人工砂浜

東京港埠頭株式会社

ADEAC: A System of Digitalization and Exhibition for Archive Collections

高崎山麓海岸石垣工事

大分市歴史資料館

city of oita official digital archive

1号石積み : F-202／ ／松代城跡

ADEAC: A System of Digitalization and Exhibition for Archive Collections

九頭竜川護岸工事 潜水夫の活躍

Digital Archive Fukui

Digital Archive Fukui

災害復旧・護岸工事 一光地系、狐川

Digital Archive Fukui

Digital Archive Fukui