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Subject
- Federal receipts and expenditures13
- Financial statements13
- Aqueducts12
- Bridges12
- Mine wastes12
- Monuments and memorials12
- Public buildings12
- United States. California Debris Commission12
- Laws and legislation11
- Mines and mineral resources11
- Navigation improvements11
- Rivers, creeks, streams, etc11
- Construction10
- Grounds maintenance10
- Hydraulic mining10
- Waste disposal in rivers, lakes, etc10
- Harbors and ports9
- Lakes9
- Parks9
- Water levels9