TY  - RPRT
TI  - Aeromagnetic map of the Rockville quadrangle, Montgomery County, Maryland, and Fairfax County, Virginia
AU  - Jean Blanchett
AU  - N.S. Tyson
AU  - E.F. McGowan
PY  - 1963
DO  - 10.3133/gp397
UR  - https://pubs.usgs.gov/publication/gp397
ID  - gp397
ER  -