The largest sternwheel towboat ever built (Dubuque, Iowa, 1902). Hull size 276 x 61 x 7.4.
Rumpfabmessungen: L = 84,1248 m, B = 18,5928 m, Rumpfhöhe: 2,2332 m
Handled the largest tow on record (up to 1971 anyway) of 67,307 tons of cargo.
She was retired in 1948 and had been disintegrating until 1975 as a museum at Vicksburg, Miss. There she burnt down and is located as a „ruin“ not far away from her mooring. A restoration is not possible.

Further information:
When „Big Mama“ Ruled the Rivers