FIG. 28. Expansion Diagram PAGE 108 29. Steam-Engine Governor 30. Mercury Steam-Gauge and Glass Water-Gauge 115 117 272 88. The "North America" and "Albany," 1827-'30 274 89. Stevens's Return Tubular Boiler, 1832 275 90. Stevens's Valve-Motion, 1841 276 91. The "Atlantic," 1851 291 92. The Side-Lever Engine, 1849 292 93. Vertical Stationary Steam-Engine 308 94. Vertical Stationary Steam-Engine. Section 309 95. British Horizontal Steam-Engine 312 96. American Horizontal Steam-Engine 313 97. Corliss Engine 319 98. Corliss Valve-Gear 320 99. Greene Engine 321 100. Greene Valve-Gear 322 101. Cornish Pumping-Engine 329 102. Steam-Pump 331 103. Worthington Pumping-Engine. Section 333 104. Worthington Pumping-Engine 334 105. Compound Pumping-Engine 335 106. Lawrence Pumping-Engine 336 107. Leavitt Pumping-Engine 337 108. Vertical Tubular Boiler 341 109. Stationary Tubular Fire-Box Boiler 342 110. Galloway Tube 343 111. Harrison's Sectional Boiler 345 |