lioRSBLBBL 



117 



steam oarriage WM made tn compete in the Pan*- 

 Bordeaux race, mt it weighed aaveral toaa, 



-. very strength militated again* it 

 ,-1,,-m, hamta MfriMi VM tic / f r 

 thU race. This weighed atraral tone, and * a* 



it. thru, that .., t.f the nrrmtiM of a 



honrlew carriage it that it rauat be eompara- 



>th petroleum there ia no nacaa- 



r an engineer or an electrician lo be 



alwa.* in attandanee 



one in moat anecaaafal nee in tbia ooaatnr to far. 

 ia the motor that has been moat aanneWaHy ap- 

 plied to the aarvioa of toannhaa. Thu b a pe- 



series of explosion* in a cylinder or hot box. 

 brought about by thr mixture, at a certain tem- 

 perature. ..f air and gaa, The dnwnrtrokv of 

 tba piston draw, a rrr>nl ..f hot air 

 boratnr attached to tba motor. Tba tempera- 

 ture of thi current caaaaa generation of vapor 



* 



7 



nm> 



a tn 



in, a the knowledge II 



aVeantiraenargaofa. 

 alight that it 15 not a matter for erriooa coorid- 

 aration. Petroleum haa the further adTantage 

 of not haring any of the incoorenieocee of 

 ataam, anch as blow or waata nipaa.aboilar.ora 



. - 



- ami 



furnace, or the friction resulting from the axar- 

 cise of such power as steam exerts, and the con- 

 sequent need of constant oiling, while there is 



The Motor. Thr prise-winning motor of 

 the Paris-Bordeaux and return racea. and the 



its entry into tbe 

 ratorandtbaevlt 

 t,. the M,,-ti.m pi|. which is o|*BVd or shut by 

 an admisaion vafra. It need* a certain propor- 

 tion of air and vapor to secure an effectiva ax- 

 plosive mixt ar. and. by opening tba 

 Valvt more or Us*, tba proportioo of tbb 

 t rogulalad. Tba an3 of tbapiaU 

 tba exptosi 



attarhcil to thr 



- - : 

 email lamp, tbe 'only fire used. 



above tba 

 is heated by a 

 This flame ig- 



