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VISITING CREW AT GROTON SCHOOL ON THE NASHUA RIVER. THE RIVER IS SO THOROUGHLY POLLUTED AND SO FOULSMELLING THAT... NARA .tif Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Massar Ivan Photographer File VISITINGCREWATGROTONSCHOOLONTHENASHUARIVER THERIVERISSOTHOROUGHLYPOLLUTEDANDSOFOULSMELLINGTHAT