Chicago : Engineering and Contracting Pub. Co. · leaf 570
HUD PUN … COST OF FUEL PER ACRE! /OO (so 2.QO guarantee of furnishing a brake horsepower From the above discussion it is evident thatlour on 1.25 lbs. of anthracite coal. The total under the assumed conditions Plant No. I:fficiency, or ratio of heat equivalent of de- would be the best investment: It should…
Buildings
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
