. Railway master mechanic . t. This engine was new and hadbeen run sufficiently long to be in good condition inevery respect. The work of indicating the enginewas given to Mr. F. W. Dean, who went very thor-oughly into all the details that should be observedin gaining accurate information as to the economyof a locomotive. Upward of 700 cards were taken,from which we are enabled, by Mr. Deans courtesy, to select those that we give. The indicator rig withwhich the cards were taken, was designed by The indicator gear used was, as will be seenby our engravings, of the pantagraph type,and
. Railway master mechanic . t. This engine was new and hadbeen run sufficiently long to be in good condition inevery respect. The work of indicating the enginewas given to Mr. F. W. Dean, who went very thor-oughly into all the details that should be observedin gaining accurate information as to the economyof a locomotive. Upward of 700 cards were taken,from which we are enabled, by Mr. Deans courtesy, to select those that we give. The indicator rig withwhich the cards were taken, was designed by The indicator gear used was, as will be seenby our engravings, of the pantagraph type,and gave complete satisfaction. It is rigid, accuratein its reduction, and allows the use of the shortestpossible cord. It must be accurately made, but canbe placed in position in the most careless pantagraph is of such a nature that its correct-ness of indication is not in the least degree affectedby vertical or forward and backward displacementof the supporting stand. Our engraving shows its construction so clearly. M. K. Front,M. E. P., P. of Engine,Throttle, , lOO.
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Keywords: ., bookcentury1800, bookdecade1870, bookidr, booksubjectrailroadcars
