Electrical Products Consolidated v. Sweet, 10 Cir., 83 F.2d 6, 9; Bowater v. Worley, 10 Cir., 57 F.2d 970. Cincinnati Siemens-Lungren Gas Illuminating Co. v. Western Siemens-Lungren Co., 152 U.S. 200, 206, 14 S.Ct. 523, 38 L.Ed. 411; Anvil Mining Co. v. Humble, 153 U.S. 540, 14 S.Ct. 876, 38 L.Ed. 814; Howard v. Stillwell Bierce Mfg. Co., 139 U.S. 199, 206, 207, 11 S. Ct. 500, 35 L.Ed. 147; Western Union Telegraph Co. v. Trinidad Bean Elevator Co., 84 Colo. 93, 267 P. 1068; Rude v. MacCormac, et al., 72 Colo. 221, 210 P. 844; Foderaro v. Ghione, 111 Colo. 422, 142 P.2d 274; Aetna Casualty Surety Co. v. North Sterling Irr. Dist., 75 Colo. 185, 225 P. 261; Goldhammer v. Dyer, 7 Colo. App. 29, 42 P. 177; Schwalbe v. Postle, 73 Colo. 181, 214 P. 388. Degnan v. Young Bros. Cattle Co., 152 Kan. 250, 103 P.2d 918, 922; J.B. Wallis Co. v. Wallace, Tex.Civ.App., 92 S.W. 43; Hardin v. Newell, Tex.Civ. App., 40 S.W. 331.
We do not agree. The trial court properly ruled that these carbon copies were "original" documents within the meaning C.R.C.P. 43(g), and that that the prerequisites of that rule need not be met. Foderaro v. Ghione, 111 Colo. 422, 142 P.2d 274 (1943). See also 2 Jones on Evidence ยง 7:31 at 146 (S. Gard 6th Ed. 1972).