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Location DB > United States > Pennsylvania > Philadelphia > Convention Hall > First trips > FH040022.jpg

57 / 67   FH040022.jpg

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Motor for one of the two passenger elevators.
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Posted by jjcoolj 5/23/2006 1:41 PM | remove
  The object on the left is a motor-generator which turns AC mains power into DC for use by the winch motor. The winch is on the right. DC current was easier for the electrical equipment of this vintage to control.
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