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Keywords from Image Description:
NIAGARA FALLS. THE NIAGARA RIVER FLOWS OVER THE ESCARPMENT IN TWO GREAT FALLSTHE CANADIAN OR HORSESHOE FALLS... NARA .tif Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Burns George Photographer File NIAGARAFALLS THENIAGARARIVERFLOWSOVERTHEESCARPMENTINTWOGREATFALLSTHECANADIAN