['Sheathing No. 4 caisson-capsized', 'Raising caisson'] 1885

This anonymous photograph, 'Sheathing No. 4 Caisson-Capsized', 'Raising Caisson' from 1885, depicts two separate scenes of a caisson being sheathed and then raised. The image captures a moment in the construction process, offering a glimpse into the engineering and labor involved in building these structures. It is a valuable record of a specific project and a reminder of the challenges and advancements in construction during the 19th century.