156 CHAPTER 8 1957 Guide pally from industrial plaiits, accumulating during periods of exceptionally prolonged meteorological inversion and fog, contributed to the illness of many persons, and to the death of some who were especially susceptible.

182 CHAPTER 9 1957 Guide especially true in wall constructions in which there are parallel paths of heat flow, and one path has a high heat transfer while others have a low heat transfer.

712 CHAPTER 27 1957 Guide INSULATION OF PIPES TO PREVENT FREEZING If the surrounding air temperature remains sufficiently low for an ample period of time, insulation cannot prevent the freezing of still water, or of water flowing at such a velocity that the quantity of heat carried in the water is not sufficient to take care of the resulting heat losses that will cause the temperature of the water to be lowered to the freezing point.

758 CHAPTER 30 1957 Guide the basic relation of Equation 2, and a nomogram for calculating the pa rameters X Aq and v* v from X- VaI and V, Vo through R)o and C& is given in the same illustration!

832 CHAPTER 33 1957 Guide ventilated space, by the protection of the equipment in the ventilation system itself, and by providing relatively dust-free air for critical manu facturing processes.

922 CHAPTER 36 1957 Guide direct steam turbine drive because of their high operating speed.

1056 CHAPTER 42 1957 Guide Heating Systems In hot water heating systems or in steam heating boilers where all con densate is returned, troubles from sealing should not be severe.

34 1957 Guide Fedders-Quigan Corp., *108 Acme Industries, Inc., *178 Kritzer Radiant Coils, Inc., *332- Addison Products Co., *74 REGULATORS.

26 CHAPTER 3 '1958 Guide Dry-Bulb Temperature.

46 CHAPTER 3 iU 1958:Guide Sag feH"* S5S2S5S e5SSw 22222 -22223 -SS _SS- ^S--KSSS0 oSSoSoooojcoo eo2S>oSioS>2= WcOCOt'N 00 00 OO 00 CO 5*8 I 2 I 55 o 5 0 eooxcno Sco>eoo ie ooo & -V* C CO t-- Co4o4oCoNoM CCMCCMCt o o o o o .ddddd OOOOO 5 8 s uo I o z * ao H CO J m < H 6 0><">00 !

.

308 CHAPTER 13 1958-Guide Table 11.

450 CHAPTER 17 -1958 Guide an outdoor temperature of 0 F since this is. likely to be the more critical condition with respect to chimney draft.

632 CHAPTER 23 .1958 Guide i complete discussion of free area ratio and its effect on system performance, see Reference 14.

704 CHAPTER 27 1958 Guide .X Table 1.