. The locomotive engineer . One of the best known of theseconcerns is the finn of Dubs & Co., whose premises1 recently had the pleasure of inspecting. Theseworks, which were erected in 1864, are situated onthe south side of the river, in the busy district ofPolmadie, about onemile and a quarterfrom Ihe center ofcity, and cover anarea of fully 13 average numberof hands employed isover 2,000 (there aresomelimes as many as2,300), including aconsiderable propor-tion of highly skilledartiflcers. The staffof draftsmen engaged(including appren-tices), varies from 40to 50, according to theam
. The locomotive engineer . One of the best known of theseconcerns is the finn of Dubs & Co., whose premises1 recently had the pleasure of inspecting. Theseworks, which were erected in 1864, are situated onthe south side of the river, in the busy district ofPolmadie, about onemile and a quarterfrom Ihe center ofcity, and cover anarea of fully 13 average numberof hands employed isover 2,000 (there aresomelimes as many as2,300), including aconsiderable propor-tion of highly skilledartiflcers. The staffof draftsmen engaged(including appren-tices), varies from 40to 50, according to theamount of work onliand, while there arein addition thereto«me score or so ofgirls employed i nmaking the workingtracings. The me-Takiug all tne other points in the same manner chanical operations are carried on in a numberfrom the horizontal projection and transferring to of separate blocks, each measuring 300 feet byFig. 39, the true dimensions of ellipse are delineated 280 feet, in pnrnllel spans of 40 feet each, and. by points which are to be connected as before. One more view ot this conic section is shown inFig. 100. whore we have a front elevation showingthe section foreshortened. Draw outline of cone, using Fig. 97 from whichto lake the ditnensions, and from circumference of-»ame tigure take the exterior element?, and tmns-ferring them tn base line of front elevation pro- thc required steam power is supplied by sixteen en-gines of various types, having a combined horse-power of about 900 (indicated). The productivepower of the flmi is great, the average outputamounting to 4 complete locomotives per week, oran aggregate of 200 per annum. Each locomotiveweiglus on an average about 30 tons, .so that theerage annual output of the linn amounts i diicc them to vertex of rone. The.*e elements rough figures, lo U)ns of new work. ThesbouUl be taken from line A B and set ofl from drawing ofBce is one of the largest and bt«t equip-line ./ K. It should be remombere<l that
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectrailroa, bookyear1888
