@book{24474,
	author = {Ries, Heinrich, and Clark, William Bullock,},
	title = {The clay deposits of the Virginia coastal plain,},
	publisher = {Pub. by Board of agriculture and immigration,},
	year = {1906.},
	series = {Virginia.  Geological survey.  Geological series. Bulletin no. II},
	address = {[Richmond, Va.]},
	note = {At head of title: Virginia Department of agriculture and immigration ...}
}