est stress into the velocity lon-Volckmar secondary batteries as a source of motive does not so terminate, carroms and cushions count nothing. at the outside of the shaft. Taking, then, the greatest safe power, with special reference to the driving of tramcars. working stress of steel at 15,000… … plied by 109 accumulators, 1,000 horse power into a 3 of the 17'5 kilogramme size, inch shaft, making 500 revo- coupled in such a manner that the power of 50, 70, 95, or all lutions per minute, we ought, at the end of a mile, to be able called or directed is not made, the shot becomes a ‘‘chance ”…
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