CONTENTS. 



NAUTICAL. 



CHAP. FAGK 



I. THE EAFT 1 



II. THE OAR, THE PADDLE, AND THE SCREW 12 



III. SUBSIDIARY APPLIANCES. PART I. 23 



IV. SUBSIDIARY APPLIANCES. PART II. 34 



V. SUBSIDIARY APPLIANCES. PART III. THE BOAT-HOOK AND 



PUNT-POLE. THE LIFE-BUOY AND PONTOON-RAFT . 44 



WAR AND HUNTING. 



I. THE PITFALL, THE CLUB, THE SWORD, THE SPEAR AND DAGGER . 50 



II. POISON, ANIMAL AND VEGETABLE. PRINCIPLE OF THE BARB . 62 



III. PROJECTILE WEAPONS AND THE SHEATH 74 



IV. THE NET 85 



V. REVERTED SPIKES 102 



VI. THE HOOK. DEFENSIVE ARMOUR. THE FORT . . . .115 

 VII. SCALING INSTRUMENTS. DEFENCE OF FORT. IMITATION. THE 



FALL-TRAP 132 



VIII. CONCEALMENT. DISGUISE. THE TRENCH. POWER OF GRAVITY. 



MISCELLANEA . . . .144 



ARCHITECTURE. 



I. THE HUT, TROPIC AND POLAR. PILLARS AND FLOORING. 

 TUNNEL ENTRANCE OF THE IGLOO. DOORS AND HINGES. 



SELF-CLOSING TRAP- DOORS 159 



II. WALLS, DOUBLE AND SINGLE. PORCHES, EAVES, AND WINDOWS. 



THATCH, SLATES, AND TILES 177 



III. THE WINDOW. GIRDERS, TIES, AND BUTTRESSES. THE TUNNEL. 



THE SUSPENSION-BRIDGE 190 



IV. LIGHTHOUSES. THE DOVETAIL. THE DAM. SUBTERRANEAN 



DWELLINGS. THE PYRAMIDS. MORTAR, PAINT, AND VARNISH . 207 



b 



