Graves, J.R., LL.D., was born in Chester, Vt., April 10, 1820.  On his father's side he descends from a French Huguenot, who fled to America, most of whose family perished at the revocation of the Edict of Nantes, who settled in the village of Chester, Vt.  His mother was the granddaughter of a distinguished German physician and scholar named Schnell.  Dr. Graves is the youngest of three children.  His father died suddenly