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Subject
- Aerial surveys79
- American Revolution Bicentennial, 19762
- Artillery236
- Barracks2
- Bastions2
- Beaches2
- Beacons--United States1
- Brick walls3
- Bricks1
- Building, Bombproof3
- Buildings6
- Bulldozers3
- Catholic church buildings8
- Cemeteries12
- Coasts--South Carolina1
- Concrete2
- Concrete masonry1
- Concrete slabs1
- Concrete walls--Design and construction1
- Concrete--Cracking4