476 CHAPTER 19 1957 Guide velocity, and location of the supply outlet affect the room conditions much more than the changes in the location of the return grilles.

636 CHAPTER 23 1957 Guide Electric Analogger Studies on Panels with Imbedded Tubes, by Carl F.

678 CHAPTER 26 1957 Guide i ' eludes butt-welding or socket-welding.

734 CHAPTER 28 1957 Guide 10.

778 CHAPTER 30 1957 Guide be no interference with the movement of air throughout its entire path from the high velocity nozzles to the front of the theater.

780 CHAPTER 30 1957 Guide ASHVE Research Report No. 1204--Entrainment and Jet-Pump Action of Air Streams, bv G T Tuve, G.

896 CHAPTER 35 1957 Guide Wi and W, = humidity ratio at points 1 and 2 respectively. hW3 = enthalpy of saturated liquid at the final temperature, .

1064 CHAPTER 42 1957 Guide are expensive.33 Concrete linings for steel bunkers have also been ef fectively employed.34 The use of high chromium steels is not always a sure cure, especially with coals treated with dust allaying agents high in'chlorides.

1230 CHAPTER 52 1957 Guide ducts where the air flow is not seriously altered by the presence of the instrument itself.

462 CHAPTER 17 1958 Guide ,/ of the National Board of Fire Underwriters for the Installation of Heat Producing Appliances, Heating, Ventilating, Air Conditioning, Blower and Exhaust Systems. 2.

502 CHAPTER 19 WARM A1R.AND .RETURN AIR BONNET OR.PLENUM., EQUIVALENT LENGTHS BASED DEPTH OF DUCT OEPTH MIN -1958 Guide Warm Air Heating Systems GROUP 4.

896 CHAPTER 35 1958 Guide loads, is also minimized.

1080 CHAPTER 42 1958 Guide little as 60 ppm of a mixture of polyphosphate and chromate.

1166- CHAPTER 47 1958 Guide conduction through retaining walls to wet material in contact with such sur faces, or on radiation, or both.

1220 CHAPTER 49 .> 1958 Guide Fig. 14.