@book {2674,
	title = {Health, Human Capital, and African American Migration Before 1910},
	series = {NBER working paper series},
	number = {working paper 14037},
	year = {2008},
	pages = {31},
	publisher = {National Bureau of Economic Research},
	organization = {National Bureau of Economic Research},
	address = {Cambridge, MA},
	author = {Trevon D Logan}
}
