. Electric railway journal . 36 ELECTRIC RAILWAY JOURNAL January 5, 1918. Social Press Service Conductresses on National Pneumatic Cars In Modern New York National Pneumatic Door and Step Control SPEEDS THE CAR Perhaps, when your conductor isjust beginning his days work—and has nothing else to divide hisattention—he can operate thedoor and step mechanisms byhand practically as fast as bymeans of air. But on a schedule of eight stopsper mile, eighty stops an hour,eight hundred stops a day, or Miss Conductress would soon have to slow up andlose one second or more at everystop. Where
. Electric railway journal . 36 ELECTRIC RAILWAY JOURNAL January 5, 1918. Social Press Service Conductresses on National Pneumatic Cars In Modern New York National Pneumatic Door and Step Control SPEEDS THE CAR Perhaps, when your conductor isjust beginning his days work—and has nothing else to divide hisattention—he can operate thedoor and step mechanisms byhand practically as fast as bymeans of air. But on a schedule of eight stopsper mile, eighty stops an hour,eight hundred stops a day, or Miss Conductress would soon have to slow up andlose one second or more at everystop. Whereas the operation of doorsand steps by air— Is just as snappy, just as speedyand just as safe at the crest of therush hour— As it was for the first stop madeout of fhe carhouse.
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