Caisson being sunk, and shewing temporary caisson bolted on 1885

"Caisson being sunk, and shewing temporary caisson bolted on" is an 1885 photograph by an anonymous artist. The image depicts two views of a caisson being sunk, with the temporary caisson bolted on in the second image. This photographic documentation of the process highlights the engineering and construction practices of the late 19th century. The artist's choice to capture both perspectives provides a detailed record of the process for future reference or educational purposes.