Great resources of the country—Aggregate wealth of the people—Resources of the general government—Public lands—Mines—National wealth—The National Debt—Reasons for not paying it at once—_Table of Statistics_—Public Debt for every year—National Securities. CHAPTER XVI. WAR DEPARTMENT 291 Secretary of War—Organization of his department—Various Bureaus—List of Secretaries of War. CHAPTER XVII. THE U. S. ARMY 294 Its history shows great military ability—The peaceful policy of the country. CHAPTER XVIII. THE MILITARY ACADEMY 295 Its object and location—The results secured. CHAPTER XIX. DEPOTS OF WAR MATERIAL 298 Armories and Arsenals—Their uses—Location—Officers. CHAPTER XX. ARTICLES OF WAR 299 Peculiar relations of military forces to civil government—Object of Articles of War—Range and vigor of their provisions. CHAPTER XXI. MILITARY HOSPITALS AND ASYLUMS 300 Their object—Their location—Their excellent management—Their success in the Civil War. CHAPTER XXII. NAVY DEPARTMENT 302 Secretary of the Navy—His duties—Various Bureaus—List of Secretaries of the Navy. CHAPTER XXIII. THE UNITED STATES NAVY 306 The U. S. a commercial country—Gratifying success of the early navy—The importance of this arm to the country—Its value to us abroad—Number of U. S. vessels of war. CHAPTER XXIV. NAVY YARDS 309 Their location and number—Materials and stores—Workshops and repairs. CHAPTER XXV. THE NAVAL ACADEMY 309 Its purposes, location and value. CHAPTER XXVI. THE NAVAL OBSERVATORY 311 Dependence of Navigation on Astronomical Science—Value of Observatory. CHAPTER XXVII. COAST SURVEY 312 Necessity of this work—Scientific accuracy—Value for commerce and defense. CHAPTER XXVIII. LIGHT HOUSES 314