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Subject
- United States. Works Progress Administration67
- City planning60
- Construction workers48
- Building47
- Streets--Design and construction15
- Streets9
- Educational facilities8
- School buildings8
- Airports7
- Airports--Design and construction7
- Sewerage7
- Runways (Aeronautics)6
- Sea-walls--Design and construction6
- Construction equipment5
- Work environment5
- Runways (Aeronautics)--Maintenance and repair4
- Sewage disposal4
- Sewage disposal plants4
- Women4
- Women employees4