Crawford Station Unit No* 3 Continued from page 95 iw the toolsii.

DE LAVAL i : TURBINE GENilATO#5 provide more power- f VV IWAIN Idltar fdUor Co<ll''bufl*n0 (Silor /iiMi'of* Iditof Atorloft tdhof Atiotiaf tdltar Attotlet* tdifOf Auetioto Id'lOf AtiiMoni Idiioi Ait fdilo> _-lnc HCWI SU*IAUS>.

f.ep# III ?

V'l^YONE*HANDOPERATlONmnkc SPOTTING OVERLOADS it simple with (he DIRECT DIAL-INDICATON is a time-saving `wll-tAnwter ideal for lino' use, at compact, lightweight C**E hook-on wattmeter feature of the C*E power-factor moter, par- diitrihulion circuits.

Efficient mmnns iwij SINGLE STAGE and TWO-STAGE Hhatralnd i, rrPg KUO MOTOR-DRIVEN Stngtt Slav Blower (l) T CED DRAFT BLOWERSPuHroaolnmdmotor.fj or Air vonms, (S) Aitoltfgw aIrloll fa* "A--/ motinltf c/lr*afy e* moletiholl.fa) Bbw*, ouiteWoi Ihh Iking*--.

oad AaU Vlvt> BOILER BLOW-OFF VALVES When you install an EVERLASTING Duplex Blow-Off Unit, you'll find that its many superiorities speak for them* selves.

PRATT EXPOSURE TO ASBESTOS DUST (Continued) He also showed that the incidence of fibrosis increased in direct proportion to the number of years of exposure, reach* ing 3IX in the group of workers employed in the industry for 20 years or store.

American Society of- Heating and Ventilating Engineers Guide, 1930 Table 25.

American Society of Heating and Ventilating Engineers Guide, 1930 material, also that all variables due to differences in thickness, different pipe sizes, and different air conditions are eliminated.

American Society of Heating and Ventilating Engineers Guide, 1930 8.

American Society of Heating and Ventilating Engineers Guide )g- Since 2546 Btu per hour = one horsepower-hour and 3415 Btu per h one. kilowatt-hour the heat extracted in performing work per p0u^i_ steam used may be obtained by dividing these figures by the Water of the units per indicated horsepower hour, or per: kilowatt hour rp <11 tively, of work done by the steam.

r American Society of Heating and Ventilating Engineers Guide, 1932 ::. vTaBLE. 4.

r' American Society of Heating and Ventilating Engineers Guide, 1932 heat.

American Society of Heating and Ventilating Engineers Guide, 1932 Table 10.

American Society of Heating and Ventilating Engineers Guide, 1934 is necessary to maintain a pressure of about 0.1 in. of water in the room or space to be ventilated or conditioned.