Vacuum-brake...................................... i 220 Vacuum-gauge...................................... i 187 Vacuum-pan........................................ ii 840 Vacuum-pump....................................... ii 613 Valve, safety.............................. i 178; ii 310 Valve, slide...................................... ii 775 Valve, throttle................................... ii 312 Valves, canal-gate................................ i 307 Valves and Cocks.................................. ii 891 Vane-governor..................................... ii 67 Vapor electroplating.............................. i 584 Vapor points and volumes.......................... ii 133 Velocimeter....................................... i 565 Velocity.......................................... i 510 Vent.............................................. ii 478 Ventilation of millstones......................... ii 419 Ventilation of mines.............................. ii 433 Vernier calipers.................................. i 298 Vise.............................................. ii 804 Volt.............................................. i 567 Voltaic pile...................................... i 568 Vulcanizing gutta-percha.......................... ii 77 Vulcanizing India-rubber.......................... ii 149
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