 No. Because that would mean either (1) that he had the power to do something which would have brought it about that God had a false belief in 1900, or (2) that he had the power to do something which would have brought it about that God did not believe in 1900 that Jones would mow his lawn on 1/1/2000, or (3) that he had the power to do something which would have brought it about that God did not exist in 1900. And each of these alternatives is impossible.