NEG.NO.

Individual shop inspection is required for minia ture boilers in the same manner as for power boilers.

1 HOW DIFFICULT IS YOUR PROBLEM OF Flvy-asn COLLECTION?

No More Flyash .

Hi/Jr gold and platinum spinneret might be ithe heart of the process of spinning or ; viscose into rayonfilament.

sm 14. l-r<i li;: Jr- LetK.i i-n_e.:-, *.i. -< i' 19S5 ---- No. 6.

Fig. 71 Fig. 74 142 Fig. 75 AMERICAN SOCIETY OF HEATING & YENTILATIN6ENGINEERS GGEPE1923 Journal, March, 1921.

Roll of Membership STOLTENBERG, Thomas R. (1922).

American Society of Heating and Ventilating Engineers Guide, 1924-25 These .values are now represented on the chart by a %-in. vertical line drawn in the center ofeach of the respective columns.

American Society of Heating and Ventilating Engineers Guide, 1926-27 Table 92.

I !!

American Society of Heating and Ventilating Engineers Guide, 1928 the rising air does not come into direct contact with another tier of occupants.

American Society of Heating and Ventilating Engineers Guide, 1928 System four is especially adapted to industrial plants and shops to convey heat to the points desired and to create an effective air motion and uniform temperature with minimum heat loss.

American Society of Heating and Ventilating Engineers Guide, 1928 MEASUREMENT OF AIR FLOW The quantity, velocity, and pressure of air discharged by a fan or flowing through a pipe may be determined by various methods.

American Society of Heating and Ventilating Engineers Guide, 1929 Table 3.