S-SaS +3TT- Air Conditioning. .The chapter has also been revised to include many new items relating to present railroad car heating practice.

296 Chapter 15 .1945 Guide shown; and the methods-of-balancing the several-radiators or circuits are' illustrated.

302________ Chapter 15 ' __________ 1945'Guide i' [ , Since the system is to deliver 60 Mbh with a temperature difference of 20 F, the pump, must circulate 60 10, or 6 gpm.

364 Chapter 20 1945 Guide ptortant-since-the-loss of-revenue is-directly-chargeable-to the operating cost of the system.

514___________________ - ________Chapter 26 1945 Guide i- Usual tower operating conditions conform to Case 1.

696 Chapter 40 1945 Guide Table 1.

790 Chapter 47 ___________________ 1945 Guide Healing Surface: The exterior surface of a heating unit.

88 CHAPTER 4 1946' Guide the static pressure is at a minimum.

108________________________ CHAPTER 5________________ ________ 1946 Guide The same resistance analysis may be applied to complicated steady- ' state conduction problems.

124 CHAPTER 6 1946 Guide Table 4.

474 CHAPTER 25 1946 Guide required to maintain the common air temperature at the 30-in. level, is of the order of 13 per cent.

594 CHAPTER 34 1946 Guide standard voltages.

814 CHAPTER 44 , 1946' Guide.

820 CHAPTER 44 1946 Guide Owning and Operating Costs 821 ' The season electrical power cost for refrigerating equipment is then given bythe following equation: Season power cost 0.746 (bhpt) THeR - - t) ' (3) where .

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