TY - RPRT TI - Aeromagnetic map of the Contrary Creek quadrangle, Louisa and Spotsylvania Counties, Virginia AU - R. W. Bromery AU - G.A. Galat AU - F. P. Gilbert PY - 1963 DO - 10.3133/gp389 UR - https://pubs.usgs.gov/publication/gp389 ID - gp389 ER -