THE SENATOR PURSUES HIS INVESTIGATIONS.--AN INTELLIGENT ROMAN TOUCHES A CHORD IN THE SENATOR'S HEART THAT VIBRATES.--RESULTS OF THE VIBRATION.--A VISIT FROM THE ROMAN POLICE; AND THE GREAT RACE DOWN THE CORSO BETWEEN THE SENATOR AND A ROMAN SPY.--GLEE OF THE POPULACE!--HI! HI! ILLUSTRATIONS. Got You There!--Walking Spanish. CHAPTER XXXV. DICK MAKES ANOTHER EFFORT, AND BEGINS TO FEEL ENCOURAGED. ILLUSTRATIONS. Dick Thinks It Over. The Senator In A Bad Fix.--The Senator In A Worse Fix. CHAPTER XXXVII. _ROME_.--_ANCIENT HISTORY_.--THE PREHISTORIC ERA.--CRITICAL EXAMINATION OF NIEBUHR AND HIS SCHOOL.--THE EARLY HISTORY OF ROME PLACED ON A RIGHT BASIS.--EXPLANATION OF HISTORY OF REPUBLIC. --NAPOLEON'S "CAESAR."--THE IMPERIAL REGIME.--THE NORTHERN BARBARIANS.--RISE OF THE PAPACY.--MEDIAEVAL ROME. _TOPOGRAPHY_.--TRUE ADJUSTMENT OF BOUNDS OF ANCIENT CITY.--ITS PROBABLE POPULATION.--_GEOLOGY_.--EXAMINATION OF FORMATION.--TUFA TRAVERTINE.--ROMAN CEMENT.--TERRA-COTTA. _SPECIAL CONSIDERATION OF ROMAN CATACOMBS_.--BOSIO.--ARRINGHI.--CARDINAL WISEMAN.--RECENT EXPLORATIONS, INVESTIGATIONS, EXAMINATIONS, EXHUMATIONS, AND RESUSCITATIONS.--EARLY CHRISTIAN HISTORY SET ON A TRUE BASIS. --RELICS.--MARTYRS.--REAL ORIGIN OF CATACOMBS.--TRUE AND RELIABLE EXTENT (WITH MAPS). _REMARKS ON ART_.--THE RENAISSANCE.--THE EARLY PAINTERS: CIMABUE, GIOTTO, PERUGINO, RAFAELLE SANZIO, MICHELANGELO BUONAROTTI.--THE TRANSFIGURATION.--THE MOSES OF MICHELANGELO.--BELLINI.--SAINT PETER'S, AND MORE PARTICULARLY THE COLONNADE.--THE LAST JUDGMENT. --DANTE.--THE MEDIAEVAL SPIRIT.--EFFECT OF GOTHIC ART ON ITALY AND ITALIAN TASTE.--COMPARISON, OF LOMBARD WITH SICILIAN CHURCHES.--TO WHAT EXTENT ROME INFLUENCED THIS DEVELOPMENT.--THE FOSTERING SPIRIT OF THE CHURCH.--ALL MODERN ART CHRISTIAN.--WHY THIS WAS A NECESSITY. --FOLLIES OF MODERN CRITICS.--REYNOLDS AND RUSKIN.--HOW FAR POPULAR TASTE IS WORTH ANY THING.--CONCLUDING REMARKS OF A MISCELLANEOUS DESCRIPTION. CHAPTER XXXVIII. ITALIAN TRAVEL, ROADS, INNS.--A GRAND BREAKDOWN.--AN ARMY OF BEGGARS.--SIX MEN HUNTING UP A CARRIAGE WHEEL; AND PLANS OF THE SENATOR FOR THE GOOD OF ITALY. ILLUSTRATIONS. Travelling In Italy.--The Senator's Escort. CHAPTER XXXIX. TRIUMPHANT PROGRESS OF DICK.--GENDARMES FOILED.--THE DODGE CLUB IS ATTACKED BY BRIGANDS, AND EVERY MAN OF IT COVERS HIMSELF WITH GLORY.--SCREAM OF THE AMERICAN EAGLE! ILLUSTRATIONS. Dick In His Glory.--Pietro.--The Barricade. CHAPTER XL. PLEASANT MEDIATIONS ABOUT THE WONDERS OF TOBACCO; AND THREE PLEASANT ANECDOTES BY AN ITALIAN BRIGAND. CHAPTER XLI. FINAL ATTACK OF REINFORCEMENTS OF BRIGANDS.--THE DODGE CLUB DEFIES THEM AND REPELS THEM.--HOW TO MAKE A BARRICADE.--FRATERNIZATION OF AMERICAN EAGLE AND GALLIC COCK.--THERE'S NOTHING LIKE LEATHER. ILLUSTRATIONS. An International Affair. CHAPTER XLII. FLORENCE.--DESPERATION OF BUTTONS, OF MR. FIGGS, AND OF THE DOCTOR.