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Keywords from Image Description:
CAREFULLY ENGINEERED SKI TRAILS REQUIRE JUDICIOUS TREE CUTTING NARA . Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Hoffman Ron Photographer File CAREFULLYENGINEEREDSKITRAILSREQUIREJUDICIOUSTREECUTTINGNARA tif tif File CAREFULLYENGINEEREDSKITRAILSREQUIREJUDICIOUSTREECUTTINGNARA