Document q3eZqwmgddGkXb4rx7rr8GqbK

q delay ol about 13 sec to prevent cyeSsB because ol lightning flashes, I8fiing'i| craft beacons, or similar transients, p-VM S3, FlsherPlerc 'Co, 70 Ceylo^--j?J5 Boston 21, Mass. Smsks Recorder UM ELtcrnONicsixY oruurtD . imokc-deaijn?* recorder mesiures end records dettutj etjll smoke or Rue dust tn flues or ducts. '<UiS addition to an elecuonio recorder, e boloe?^ eter smoke detector and a sesled-beusli light source make up the equipment BoU&fl eter and sealed-beam light moanijds* opposite sides of smoke passage. o( radiation reaching filament of the bolooi^B eter varies with smoke densiiy injtlJfw passage. This radiation affects fllsautfi temperature and can therefore be tnesmjfiji as a function of filament lentperstun^fl Duller Meter Co, 1030 Ivonboe Rldjn Cleveland 10,' Ohio, Look to these five reasons for long, trouble-free service in STRONG 70 Series Traps: 1. Voh* a*4 ! fluerenlstd lsekpr*ef for owrytw mode f trtOMO'a polantvd, waor-failitonl Anum-Mttlj >. Coif wvfcfap permitted by the rsnewobla laot dsilgn, covaf with oil working port* aotlly removed without brook* Ing plpo cofinHilanij 9. One plata butkat--lolnlat* steel,- no weldit 4. furbufanre oraidad, rAekfap mlnlmtnd, 33 % praotor copocifr--With StftONO`1 aiilvtlve HUCop etlSte; 3. Mo dribbling, qirfcA, Ml opanfag-- high ratio lararofla. STRONG in-line 70 Series Traps are availabte in tices from W to 1", semi-steel construction. STRONQ's "two-ln^tne" blast trap with integral thermal oir vent is also available in the 70 8eries (see cut below). Catalog No. 67 describes these traps in detail along with other STRONG traps. Write today. Trademark Rag. U. B. Pat OIL STRONG, CARLISLE a HAMMOND COMPANY .a -- 1991 Wosl 3rd Street Oovelond 11, Ohio AnumMul 198 <66 to) Centrifugal Clutch Easily aoaftco to e wldo variety of applications, this clutch is eitoB!3cH21j operation end features ioierdireetSoaaj* drive. It is suitable for electric tn*<j*b$n internol cotnhusJlon engines, especislfJ.tSfl smelt power units from frsclionsl lo*r^ In elmric-moto applications, clutch permits use of a smaller source delivering full peak torqu* proved power factor. Imernsl com0^Sj| engines msy be started, warmed uPj.-jJ| Idled with no load, dutches ere svttuva in 2- end 3-shoe sites with <! drum casings respectively. Sagfno* .-'if uets Corp, 68 Williams Si, Mkh. ' Window Ventilator Solid-weldgd, projected veniil*iof* with standard Interior screening trial plant windows, hove heavy *,ej Lok'i Bar intersecting Joints a power * 0cHlb*r|a