Public domain
Tamagawa Jōsui Records [34]: One Case of Construction of the Tamagawa Jōsui, Including the Double Manhole Pipe Line from the Daimyō Town on the Embankment to the North of the Outer Gate of the Honmaru, from the 1st to 11th Month of the 1st Year of Kaei (1848), Part 2
From the collection of National Diet Library, Japan. Free to download, adapt and use — no permission needed.
Subjects
Credit line玉川上水留 [34] 玉川上水御本丸掛代官町土手上より北拮橋外迄矢来弐之枡樋筋御普請一件 嘉永元申年正月より十一月迄 分冊ノ二. National Diet Library, Japan. Public domain.