BOAT BUILDING

Launching the Herbert Hoover, 1931. Photo courtesy: National Mississippi River Museum and Aquarium

Launching the Del Commune, 1937. Photo courtesy: National Mississippi River Museum and Aquarium

[[Image:tenaruriver.jpg|left|thumb|250px|Launching the Tenaru River, 1943, 1937. Photo courtesy: National Mississippi River Museum and Aquarium]

Launching the Moon River Queen 1962. Photo courtesy: National Mississippi River Museum and Aquarium

BOAT BUILDING.

See: JOHNSON AND KALKE

See: DIAMOND JO LINE

See: IOWA IRON WORKS

See: DUBUQUE BOAT AND BOILER WORKS