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spec: At the input side , two parts compose the capacitor ; the first ( Cf. ) is placed across the AC input of the bridge and the second one ( C1 ) is tied to the rectified mains . Fencing led ranchers to abandon the cattle drive for railroads , and thus " instead of marketing the cattle by " a long , weary drive " they could , with pastures , be held off the market and fattened and only part of the herd shipped off at a time " ( Hayter 11 ) . Close inspection of the maps often reveals the rise and fall of towns , mining excavations , the unfolding of the railroads , and the " discovery " of the American West by European explorers . After all , most in the region believe that the United States is simply after the oil .