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Ancestry.com. Economy Light and Power Company, a corporation, appellant, vs. United States of America, appellee [webbaserad databas]. Provo, UT: Ancestry.com Operations Inc, 2005.
Originaldata: Economy Light and Power Company, a corporation, appellant, vs. United States of America, appellee : brief and argument for appellant. Chicago: Gunthorp-Warren Print. Co., 1917.