1. Technical studies report TS (series). 00-72-02. Subsurface pollution problems in United States [with list of references cited]; by R. K. Ballentlne, S. R. Reznek [and] C. W. Hall. Bookmark Corporate/Agency Authors: Water Programs Office and Environmental Protection Agency Publisher: Water Programs Office Date: May 1972 SuDoc number: EP 2.26:00-72-02