The Art of Railroading: Or, The Technique of Modern Transportation, Volume 6

adjustment amperes angle attached back gear bearings belt bevel bolt borax brass Caliper cast iron chuck circle circular pitch circumference clamped common logarithm cone countershaft crank crucible steel cubic cylinder decimal depth diametral pitch distance divide drill driving engine equal Formula friction fulcrum gauge grinding grinding machine hardened head heat hole horsepower illustrated in Fig inches inches in diameter jaws lathe lathe center lathe tools lead screw length lever logarithm metal micrometer milling cutters milling machine motor Multiply number of teeth operated ounces piece pinion piston pitch diameter plane plate position pounds per square pressure pulley quotient radius revolutions per minute sal-ammoniac Screw Thread shaft shaper shown in Fig side slide solder speed spindle square inch steam steel stroke surface taper temperature thousandths thread tool tooth turret Turret Lathe valve velocity vertical vise weight wheel