Dredge "William A. Thompson" under construction, Pittsburgh, Pennsylvania
- Dredge "William A. Thompson" under construction, Pittsburgh, Pennsylvania
- View of dredge pump and engine foundation of the Dredge "William A. Thompson" as it is being constructed in the Dravo shipyards in Pittsburgh, Pennsylvania. The dredge is a cutter-head dredge used on the Upper Mississippi and tributaries from 1937 to 2005. It is named for "William A. Thompson" (1864-1925), an engineer with the U.S. Army Corps stationed in Fountain City in 1896 and charged with river improvements on the Upper Mississippi.
- 1937-01-04
- W-1119 Dredge pump & engine foundation WAT 25270
- mhs48138
- Funding provided to the Minnesota Digital Library through the Minnesota Arts and Cultural Heritage Fund, a component of the Minnesota Clean Water, Land and Legacy constitutional amendment, ratified by Minnesota voters in 2008.
- Public domain.