Helicopter electromagnetic and magnetic survey data and maps, northern Bexar County, Texas
收藏DataONE2016-10-29 更新2024-06-26 收录
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资源简介：
Flight-line data release for a helicopter electromagnetic (HEM) and
magnetic geophysical survey flown in early December 2003, in
Northern Bexar County, Texas. The U.S. Geological Survey (USGS)
contracted the survey to Fugro Airborne of Toronto, Canada.
Data include coordinates in UTM zone 14 meters, longitude and
latitude WGS84, and latitude and longitude (degrees, minutes, and
decimal seconds) NAD27.
创建时间：
2016-12-01
