Land cover or use 1986-89
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<div style='text-align:Left;'><div><div><p><span>Most of the data was photo-interpreted from 1:24,000 scale black and white aerial photography captured between 1986 and 1989. Lake County was interpreted from 1:24,000 color infrared photography. The photography dates vary by county (see Time Period section).</span></p></div></div></div>
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