The SS Ste. Claire, docked on the River Rouge in Detroit in November 2015.

Photo by Jon DeBoer for HistoricDetroit.org (www.facebook.com/jondeboerphotography)

The Boblo boat SS Ste. Claire in River Rouge, after being relocated from Ecorse, Mich., in November 2015

Photo by Jon DeBoer for HistoricDetroit.org (www.facebook.com/jondeboerphotography)

The SS Ste. Claire, docked on the River Rouge in Detroit in November 2015.

Photo by Jon DeBoer for HistoricDetroit.org (www.facebook.com/jondeboerphotography)

The Ste. Claire in Ecorse, Mich., on Aug. 19, 2015

Photo by Dan Austin of HistoricDetroit.org

The Ste. Claire in Ecorse, Mich., on Aug. 19, 2015

Photo by Dan Austin of HistoricDetroit.org

The Ste. Claire in Ecorse, Mich., on Aug. 19, 2015

Photo by Dan Austin of HistoricDetroit.org

A stack of life jackets inside the Ste. Claire

Photo by Dan Austin of HistoricDetroit.org

An overtime slip for "Bob-lo" sits below deck on the Ste. Claire

Photo by Dan Austin of HistoricDetroit.org

This chain, attached to the captain's wheel, is what moved the Ste. Claire's rudder.

Photo by Dan Austin of HistoricDetroit.org