Airborne geophysical survey NC0571_pg.shp: Winston-Salem (NC-TN)

Survey type	M-Dz (magnetic; digitized from contour maps)
Flown by	USGS
Date flown	05/66
Line spacing	1.61 (km)
Altitude	609.6 to 1524 (m) by barometer measurement
Total distance	8,208 (km)
References	U.S. Geological Survey, 1976, Aeromagnetic map of part of the Winston-Salem 1 degree by 2 degrees Quadrangle, North Carolina, Virginia, and Tennessee; Open-File Report 76-534 https://pubs.er.usgs.gov/publication/ofr76534
Counties	Alexander - Alleghany - Ashe - Avery - Burke - Caldwell - Iredell - Watauga - Wilkes - Carter - Johnson - Sullivan - Grayson - Washington
Overlapping surveys	Charlotte Johnson City North-central N.C. West Charlotte Near Charlotte Maryville-Asheville Johnson City Mt. Rogers Southwest Virginia Southwest Piedmont Winston Salem

Metadata	Questions & Answers - Outline - Parseable text - XML
Download	NC-TN0571.zip