Scale ca. 1:100,000. "Prepared by the FAA solely for planning purposes with respect to future land use." "Contour lines determined by Bolt, Beranek &amp; Newman, Inc." Includes "Chart for estimating possible response from noise exposure forecast." Available also through the Library of Congress Web site as a raster image. AACR2
United States. Federal Aviation Administration; Bolt, Beranek, And Newman, Inc
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