. American engineer and railroad journal . m of the smoke fessor Goss has shown (see American Engineer, October, 1896,page 255) that popular judgment in considering spark lossesto be small is entirely wrong. Under ordinary working condi-tions in common practice they may amount to more than 10per cent, of the fuel value of the coal. THE NEW SUSEMIHL-TORREY SIDE BEARING FORCARS. In our October number of the current volume, page 339, weillustrated the form of roller side bearing, with which all ofthe passenger cars of the Michigan Central Railroad have beenfitted, and now through the courtesy of


. American engineer and railroad journal . m of the smoke fessor Goss has shown (see American Engineer, October, 1896,page 255) that popular judgment in considering spark lossesto be small is entirely wrong. Under ordinary working condi-tions in common practice they may amount to more than 10per cent, of the fuel value of the coal. THE NEW SUSEMIHL-TORREY SIDE BEARING FORCARS. In our October number of the current volume, page 339, weillustrated the form of roller side bearing, with which all ofthe passenger cars of the Michigan Central Railroad have beenfitted, and now through the courtesy of Mr. Robert Miller,Superintendent of Motive Power of that road, we present en-gravings showing a modification of the same idea far appli-cation to freight cars, in which there is less room verticallythan is required for the passenger type. The engravings showtwo forms of the bearing, with sections and details to illus-trate its construction, and it is apparent that much less ver-tical head room is required than in the other form, but where. r si 1 I ,^ ^,^ __ He ^ nW V The New:Susemihl-Torrey, Low Roller Side Bearing. Wfinff^f-l^^^


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering