U.s.

Federal.

36 Am.

American Society of Heating and Ventilating Engineers Guide, 1924-25 quantity of air.

American Society of Heating and Ventilating Engineers Guide, 1924-26 through the ash door of the boiler, and its damper can be adjusted to suit conditions.

American Society of Heating and Ventilating Engineers Guide, 1924-25 Brass pipe lends itself to economy in the labor costs of installation.

American Society of Heating and Ventilating Engineers Guide, 1928 IIIChapter --Steam Heating Systems and Piping Fig. 6.

American Society of Heating and Ventilating Engineers Guide, 1928 condensate returns counter to the steam and where only the condensate from the riser so returns) are given in Tables 4 and 5.

American Society of Heating and Ventilating Engineers Guide, 1928 Fig. 9.

C.

American Society of Heating and Ventilating Engineers Guide, 1929 Table 12-B.

American Society of Heating and Ventilating Engineers Guide, 1929 "Four sets of sash were fitted with cracks of Ms, 34> Ms and J4 in.

American Society of Heating and Ventilating Engineers Guide, 1929 .Table 5.

American Society of Heating and Ventilating-Engineers Guide, 1929 the starting device and means for adjusting speed are usually incorporated in one controller.

American Society of Heating and Ventilating Engineers Guide, 1929 In garages and testing rooms the air is frequently contaminated with gasoline vapors and unsaturated gases, resulting from incomplete com bustion, which cause headaches and feelings of lassitude.