he kept his rooms in the tower until his death, but gave up his college house, which he had never lived in. simson remained in good health until a few years before his death, during which period he had to employ an amanuensis to assist him in revising his geometrical writings.

How would the previous sentence be correctly capitalized?
He kept his rooms in the tower until his death, but gave up his College house, which he had never lived in. Simson remained in good health until a few years before his death, during which period he had to employ an amanuensis to assist him in revising his geometrical writings.