..., in 1816, by one of the professors, and I was told that he had been two years private tutor to one of my countrymen, Mr. William B. Astor. He was then on his way to Rome to be private secretary to Niebuhr . A year and a half afterwards, when I went to Rome, I found him there, a married man. I witnessed a very extraordinary scene there,—the celebration of the three-hundredth anniversary of L...