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Subjects
- Apprentices.1
- Blast furnaces.1
- Debt.1
- Employees recruiting.1
- Industrial relations.1
- Iron and steel workers.1
- Iron founding.1
- Iron industry and trade--Prices.1
- Iron industry and trade.1
- Iron--Analysis.1
- Lumber trade.1
- Public contracts.1
- Puddling.1
- Rolling (Metal-work)1
- Shingles.[remove]1
- Technology.1
- Wages--Iron and steel workers.1