TY  - RPRT
TI  - Aeromagnetic map of the Beckett quadrangle, Berkshire, Hampshire, and Hampden Counties, Massachusetts
AU  - Peter Popenoe
AU  - G. R. Boynton
AU  - G. L. Zandle
PY  - 1964
DO  - 10.3133/gp448
UR  - https://pubs.usgs.gov/publication/gp448
ID  - gp448
ER  -