. Railway and Locomotive Engineering. lever con-verts a vertical reciprocating motion intocircular movement. The principal part ofthe machine is a huge disc which revolvesin a vertical plane. Power is appliedthrough the axis of the disc, and whenthe speed of the driving arbor is moder-ate, the periphery of the apparatus istraveling at high velocity. Work is doneon this periphery. Pieces of the hardeststeel are by mere impact reduced to anyshape the skillful operator desires. What in thunder is that machine, any-way? demanded Tom Briggs. Oh, its a new grindstone, repliedJames, and a silence tha
. Railway and Locomotive Engineering. lever con-verts a vertical reciprocating motion intocircular movement. The principal part ofthe machine is a huge disc which revolvesin a vertical plane. Power is appliedthrough the axis of the disc, and whenthe speed of the driving arbor is moder-ate, the periphery of the apparatus istraveling at high velocity. Work is doneon this periphery. Pieces of the hardeststeel are by mere impact reduced to anyshape the skillful operator desires. What in thunder is that machine, any-way? demanded Tom Briggs. Oh, its a new grindstone, repliedJames, and a silence that could be cutwith a butter knife fell upon the crowd. YOUR VALVE Leaking valves are a source of un-necessary trouble, danger and ex-pense. Keep your valves tight bv usingMULTIPLATE VALVES. Thin Metal Plates on Head andSeat of Valves to do away with re-facing and regrinding. When the head and seat becomeworn or damaged in service, take aplate ofif the head and a plate ofif theseat and use the next plates. Thevalve is as good as MultiplateHigh Class Globe Valve A Metal Plates on Head. B Securing Nut Holding Plates. C Securing Ring Holding Seat Seat Plates. There being a multiplicity ofplates in the valve, the repair partsare always on hand. OMALLEY-BtARE VALVE CO. 23 S. Jefferson St. CHICAGO - - ILL. K^o ipcomotive Ell^lllBCrillS A Practical Journal of Motive Power, Rolling Stock and Appliances y»i XXV. 114 Liberty Street, New York, April, 1912. Ne. 4 On the Golden State Limited. times enchantiii;^ > iihw^ m I i m 1. ill, and by mountains, mist-mantied and During the wild winter through which sas City westward there is little danger white-crested, and anon into flowcr- we have happily passed those of us who of stopping over for a day or two while spangled expanses where the winter wind were fortunate enough to be able to the snow plough clears the cuttings down never comes, and where the green fields make a brief sojourn in the land of ever- the line. The road
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