18 CHAPTER'2 Graphical Symbols'for--Drawings ; iOd W,' 1958 Guide Heating .1.

104 CHAPTER 5 ,1958 Guide y Case 11. of Table 2 fits the conditions of the problem if only free conyec tion heating of the pipe is assumed.

400 CHAPTER 15 1958 Guide their viscosities range from 900 to 10,000 seconds Saybolt Universal (50 seconds to 300 seconds Saybolt Furol).

738 CHAPTER 23 1958 Guide / means of suitable traps and,air vents in order to obtain rapid circulation and quick heating.

842 CHAPTER 32 1958 Guide addition to a remote location for the bearings, external cooling is fre quently required when the temperature exceeds 200 to 250 F.

904 CHAPTER 35 1958 Guide complisheu by the use of coil rating tables.

980 CHAPTER 38 1958 Guide in partially filling the heating units in accordance with demand.

1046 CHAPTER 40 1958 Guide 11 Sound Absorption in Rectangular Ducts, by L.

1078 CHAPTER 42 1958 Guide Closed Once-Through Systems In equipment where light is excluded, slime formations are due to fungi.

1164 CHAPTER 47 '1958 Guide depression is the driving force, whereas with mass transfer coefficients the driving force is expressed in terms. of humidity or vapor pressure differential.

Air Conditioning Central Systems Worthington Corporation Albany Atlanta Baltimore Birmingham Boston Buffalo Charlotte Air Conditioning and Refrigeration Division General Offices: HARRISON.

Air System Equipment Fans "<* Blowers Garden City Fan Company 801 North 8th Street Niles, Michigan Representatives in principal industrial cities.

Controls and Instruments X.

Heating Systems Pumf!

Maid-O'-Mist, Inc.