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Subject
- Financial statements158
- Federal receipts and expenditures150
- Rivers, creeks, streams, etc123
- Navigation improvements99
- Canals93
- Construction91
- Harbors and ports91
- Snags and snagging81
- Waterworks78
- Hydrographic surveying76
- Mines and mineral resources68
- United States. California Debris Commission68
- United States. Army. Corps of Engineers65
- United States. War Dept. Engineer Dept65
- Bridges64
- Aqueducts63
- United States. Mississippi River Commission59
- Waste disposal in rivers, lakes, etc59
- Mine wastes57
- Monuments and memorials56