TY  - RPRT
TI  - Aeromagnetic map of the Wolcott-Boulder area, north-central Colorado
AU  - E.P. Smith
AU  - B.D. Marcellus
PY  - 1968
DO  - 10.3133/ofr68295
UR  - https://pubs.usgs.gov/publication/ofr68295
ID  - ofr68295
ER  -