TY  - RPRT
TI  - Aeromagnetic map of the Conestoga quadrangle, Lancaster County, Pennsylvania
AU  - Randolph Wilson Bromery
AU  - G. L. Zandle
PY  - 1959
DO  - 10.3133/gp218
UR  - https://pubs.usgs.gov/publication/gp218
ID  - gp218
ER  -