ILLUSTRATIONS TO VOLUME II. 



PAGE 



AERATED STEAM-BOILER ... .. 7 



ROCK SPLITTING 25 



STEAM THRASHING ENGINE 37 



AGRICULTURAL MACHINE 58 



WHEAL PROSPER HIGH-PRESSURE STEAM POLE-ENGINE 70 



CYLINDRICAL HIGH-PRESSURE STEAM-BOILERS 71 



EXPANSIVE STEAM POLE-ENGINE 81 



CARN BREA CASTLE 147 



TREVITHICK'S DOLCOATH ENGINE OF 1816 168 



TREVITHICK'S DOLCOATH BOILERS OF 1811 169 



STEAM DIAGRAM 185 



< LA BELLE MACHINE ' To face 190 



CARRIAGE-WHEELS 207 



WINDING ENGINES 208 



PENZANCE IN OLDEN TIME 228 



MARKET, JEW STREET, PENZANCE 243 



MULE TRACK FROM LIMA TO CERRO DE PASCO 258 



MAP OF COSTA RICA MINES To face 260 



GUN-CARRIAGE 285 



DUTCH PUMPING ENGINE To face 298 



MOUNT'S BAY 318 



PARTIAL CONDENSATION ENGINE 332 



TUBULAR BOILER AND CONDENSER 339 



BOTTLE-NECK BOILER 357 



CAPTAIN DJCK AND CAPTAIN ANDREW 361 



HOT-WATER ROOM-WARMER 364 



PATENT HEATING APPARATUS To face 366 



DucK's-FooT PADDLE 369 



MARINE ENGINE AND BOILER ^ .. To face 380 



COMPOUND MARINE ENGINE To face 385 



REFORM COLUMN IN DETAIL 391 



GENERAL VIEW OF REFORM COLUMN .. 393 



