1993 NC Digital Ortho Quarter-Quad Imagery USGS
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资源简介：
These digital images of aerial photographs have had the displacements caused by the camera and terrain removed and represent 1/4 of a standard USGS 7.5 minute quadrangle map. The images were flown in 1993 - 1995 and have a resolution 1 ground meter.
创建时间：
2016-12-09
