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Dredging on the Rock River was not an unusual sight in the late 1890s. There are two people in a small boat in the lower portion.The barge and the boat are both by a trestle bridge. The floating dredging barge seen in this photograph was probably in…

Dredging on the Rock River (and other northern Illinois rivers) was not an unusual sight in the late 1890s. The floating dredging barge seen in this photograph was probably in use for increasing the depth of the channel. Similar dredging also took…

Dredging on the Rock River was not an unusual sight in the late 1890s. The floating dredging barge seen in this photo was probably in use for increasing the depth of the channel. Similar dredging also took place for harvesting freshwater clams and…