TY  - RPRT
TI  - Aeromagnetic map of the East Greenville quadrangle, Berks, Lehigh, and Montgomery Counties, Pennsylvania
AU  - Randolph Wilson Bromery
AU  - G. L. Zandle
PY  - 1959
DO  - 10.3133/gp205
UR  - https://pubs.usgs.gov/publication/gp205
ID  - gp205
ER  -