"Gruenwald's book will make the same contribution to historical knowledge of the Ohio Valley as Lewis Atherton's Frontier Merchant did for our understanding of the mercantile Midwest in the mid-nineteenth century.... a finely crafted narrative that lets the reader understand that the Ohio River always served more as an artery, that is, a river of commerce, than a dividing line or boundary." --R. Douglas Hurt, author of The Ohio Frontier

River of Enterprise explores the role the Ohio played in the lives of three generations of settlers from the river's headwaters at Pittsburgh,...