. Scientific American Volume 87 Number 16 (October 1902) . into the chamber,since too rapid a flowwould result in the chem-ical combination of only asmall portion of nitrogenand oxygen of the air,while too slow a flow wouldpermit the gases to pass asecond time under the in-fluence of the arcs anddissociate the compoundspreviously formed; third,the amount of oxygen inthe air, the best resultsbeing obtained when thegaseous mixture is com-posed of approximatelyequal portions of oxygenand nitrogen. Notwith-standing the fact that themachine is already a com-mercial success, experi-ments have not ce
. Scientific American Volume 87 Number 16 (October 1902) . into the chamber,since too rapid a flowwould result in the chem-ical combination of only asmall portion of nitrogenand oxygen of the air,while too slow a flow wouldpermit the gases to pass asecond time under the in-fluence of the arcs anddissociate the compoundspreviously formed; third,the amount of oxygen inthe air, the best resultsbeing obtained when thegaseous mixture is com-posed of approximatelyequal portions of oxygenand nitrogen. Notwith-standing the fact that themachine is already a com-mercial success, experi-ments have not inventors are thor-oughly testing all details,and are busy workingalong new lines whichare constantly presentingthemselves. NEW YORK-BOSTON AUTOMOBILE BELIABILITT TEST—THE FIBST DAYS a cloudless sky and in the bracing air of afine October morning, seventy-five of the seventy-eightautomobiles entered in the Reliability Test startednorth on Fifth Avenue from Fifty-ninth Street in thiscity at 9 oclock, for New Haven, Conn. The vehicles. MOUNTING BYBAH HILL, GREENWICH, CONN.—SIXTEEN PEB CENT GBADE. began the journey at thirty-second intervals by theofficial timekeepers, stationed at Fifty-eighth Street,and soon formed quite a procession as far as the eyecould reach. The operators and observers as a rulehad their eyes protected by goggles, while many of theexperienced chauffeurs were dressed in the typicaldust, dirt and rain-proof black leather suits. The route followed was north in Fifth, thence westto Seventh Avenue and via Jerome Avenue to Fordham, then east across to the Sound Shore Road, north-easterly into New Rochelle. From here the old BostonPost Road was followed through the various cities and The first Pacific thirdrail system was opened inAugust. The road ex-tends between Riversideand Van Asselt, Califor-nia, for a distance of aboutsix miles. Throughout thetrial run a speed of fiftymiles an hour was
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