Complex sentence: Ibid, 77 The tomb's granite exterior, but for the Ionic order, fittingly resembles the Tropaeum Alpium, after the Mausoleum of Halicarnassus, while the twin sarcophagi of Grant and his wife Julia from that of Napoleon Bonaparte at Les Invalides.
Split into simpler sentences: Ibid, 77 The tomb's granite exterior is modeled after the Mausoleum of Halicarnassus and but for the Ionic order, resembles the Tropaeum Alpium. While within the tomb the twin sarcophagi of Grant and his wife Julia are based that of Napoleon Bonaparte at Les Invalides.