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1
Statistical abstract of the United States national data book and guide to sources
יצא לאור 1879"...USA Department of Commerce and Labor Bureau of Statistics..."
סדרון -
2
Statistical abstract of the United States national data book and guide to sources
יצא לאור 1879"...USA Department of Commerce and Labor Bureau of Statistics..."
סדרון -
3
Statistical abstract of the United States national data book and guide to sources
יצא לאור 1879"...USA Department of Commerce and Labor Bureau of Statistics..."
סדרון
