2007 Building Footprints

These building footprints were digitized from the Douglas County, NE 2007 orthophotography by MJ Harden该批建筑基底轮廓（building footprints）由MJ·哈登（MJ Harden）基于美国内布拉斯加州道格拉斯县2007年正射影像图数字化提取而成。