son between the two classes of says: Mr. James E. Depue, of Oakland, Cal. The combina- engines, these items can be omitted. With each step in industrial progress not only is the tion embraces a general ledger, a sales book or personal “Considering the question of cost of power in a gen- greater the… … steam engine will run with valves and pistons in bad a listener in a distant city, or catching the fugitive, DEPUE’'S LEDGER, SALES AND BILLING BOOK. order, while a gas engine refuses to go if the supply of tremulous tones and storing them for the delectation gas is not about properly adjusted. of…
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