600 Chapter 32_______ . , . . ' - 1945 Guide -when trying to isolate vibration,' no attempt should be made to isolate the driving and driven piece of equipment separately..

748. ---------------- :Chapter.44---------------------------------------------------:--1945 Guide resistors is nickel-chromium wire or ribbon which, in order to avoid oxidation, contains practically no iron.

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17.4 CHAPTER 8 1946.Guide stripping, sealing and caulking may reduce infiltration to the point that special openings must be provided to supply, adequate air to the heating appliances.

186 CHAPTER IQ 1946 Gyide Compiled.by W.

276 , CHAPTER IS \ 1946 Guide Table 1.

428 CHAPTER 23 - 1946 Guide side of the system is exactly the same as the up-feed system except that the steam riser drips at the bottom are connected into the return line through thermostatic traps.

584 CHAPTER 33. 1946 Guide intended to retain dust particles which come in contact with it.

.754 CHAPTER 41 1946 Guide The recommended gages for sheet metal duct construction are given in Table 5.

840 CHAPTER 46 1946 Guide 200 fpm, depending' on the type of hood used, are recommended as sufficient for safe controlConsidering the character of the industry, air velocities of this order may be extended to similar dusty operations.

24 HeatingVentilating `Air..

410 CHAPTER 22 1948: Guide Mechanical Warm Air Systems 411 GROUP Branch Angles and Elbows (not including boots) This simplified method is applicable to structures having heat losses not in excess of approximately 150,000 Btu per hour.