804.

830 CHAPTER 45 1946 Guide of 50 to 55 per cent.

690 Chapter 39 1948' Guide Table 5.

758 tCHAPTER 41 '. 1948 Guide occur wherever velocities are stepped up or down.

772 , CHAPTER 42 1943 Guide DESIGN ROOM NOISE LEVEL Measurements of noise levels have been observed by several investi gators in various rooms and locations and are listed in Table 1.

778 CHAPTER .42 1948 Guide Muslin covend rock wool or board Fig. 2.

818 CHAPTER 45 1948 Guide Table 1.

838 CHAPTER 46 . 1948 Guide. 10 diameters long; while with a center line radius 1J4 times the diameter, the resistance is apparently the same as. that of seven diameters of straight pipe. .

s 14 CHAPTER 2 1949 Guide Thermal conductance per unit area, Unit conductance: heat transferred per' (unit time) (unit area) (degree)...............................................................................C c = = -- 9 -k * A RA = A(h - tO " L Thermal conductivity: heat transferred per (unit time) (unit area) (degree per unit length).............................................. ..................................................................k Jfc =-~A-(h tz) L Surface coefficient of heat transfer, Film coefficient of heat transfer.

48 CHAPTER 22 ' ' 1949 Guide -Table 3.

466 CHAPTER 23 1949 Guide Steam.

476 CHAPTER 23 1949 Guide the counter-flowing water may produce objectionable sounds, such aswater hammer, or may result-in the retention of water in certain parts of the system until the steam flow is reduced sufficiently to permit the water to pass.

902 CHAPTER 46 , 1949 Guide Lateral Exhaust Systems Lateral exhaust as developed for chromium plating16, is preferred to canopy type hoods.

1002 1949 Guide Charles Demuth A Sons, Inc., 1195 AIR WASHERS BASEBOARD HEATING Independent Register Co., The, 1202 Minneapolis-Honeywell Regulator Co., 1236-1237 Pyle-National Co., The, Multi-Vent Div., 1204-1205 Register A Grille Mfg.

Air Conditioning SS'&SSJ* McQuay, Inc. 1602 Broadway, N.E., Minneapolis 13, Minn.