http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
effects of the Chesapeake Bay Impact Crater on the geologic framework and the correlation of hydrogeologic units of southeastern Virginia, south of the James River
Hampton Roads Planning District Commission (Va.)
1 online resource (iv, 53 pages) : illustrations (some color), maps (some color).
Title from title screen (viewed October 21, 2014).
"Prepared in cooperation with the Hampton Roads Planning District Commission."
U.S. Geological Survey professional paper ; 1622