934 .

78 CHAPTER 4 1954 Guide FLOW MEASUREMENT The measurement of quantity of flow of fluids is generally accomplished either by making observations on the change of state due to flow system configuration, such as the pressure drop across a metering orifice, or by the displacement of some device, such as a rotating vane system.

410 CHAPTER 16 1954 Guide Radiant heaters are required to have a radiant efficiency of not less than 28 percent

514 CHAPTER 21 1954 Guide to2in.

640 CHAPTER 28 1954 Guide is to secure not less than 90 percent efficiency for underground piping.

664 CHAPTER 30 1954 Guide ular requirements of each installation.

720 y(.o-uj LZ Qo.- --^ /n;_O3 * o '<0 w --' " CHAPTER 32 1954 Guide'A Air Duct Design 721 outlet run).

1114 CHAPTER 51 1954 Guide common.

246 CHAPTER 12 1955 Guidl- Table 1.

590 CHAPTER 25 1955 Guide the temperature of air leaving the heater, as well as upon its velocity.

594 CHAPTER 25 1955 Guide Fig. 7.

670 CHAPTER 29 1955 Guide return piping usually follows the same grade as the steam piping.

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12 CHAPTER 2 1956 Guide Direct-current (as adjective) Electromotive Force..............

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