On 27 April 1992, steam-propelled, sidewheel dustpan dredge William M. Black was designated a National Historic Landmark
MuseumShip at the National Mississippi River Museum & Aquarium, Dubuque, IA
On 27 April 1992, steam-propelled, sidewheel dustpan dredge William M. Black was designated a National Historic Landmark
MuseumShip at the National Mississippi River Museum & Aquarium, Dubuque, IA