average, $64 a foot, or upward of the mountainous districts, and $11,000,000 in all. In addition which almost equal in size loco- this railroad has during some motives of ordinary dimensions. seasons made outlays which In the case of all of these plows, have aggregated as high as $1,- the mode of… … head, set sufficiently low to en- men who in foggy or snowy A TYPICAL SNOW PLOW USED ON THE ELECTRIC ROADS OF THE EXTREME NORTHWEST able it to run under and into weather place detonators on the rails, in order to acquaint the engineers with the posi- the snow like a wedge, and supplemented by wings…
Plow · Wireless · Rotary · Motor · Scientific American · Apparatus · Electric trolley · Electric traction · Horse power · Armour institute · Wireless telegraphy · Alternating current · Illustrated catalogue · Rotary plow · American january
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