Made in Philadelphia 1839 for the Chesapeake and Delaware Canal Company, it was used as an air chamber for workmen to make underwater repairs on the lock gates. The canal was opened in 1829 and was operated until the sea level canal was opened at Reedy Point in 1927.

This diving bell as restored in 1961 by the Delaware City Community Park District.

Marker is on Clinton Street, on the right when traveling north.

Courtesy hmdb.org

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