A quantitative relationship is derived by which a C-14 age may be translated into a real-time equivalent that is consistent with the chronological data given in the Bible and also with C-14 age data for historic events. Two applications of this conversion formula are given that remove anomalies in the C-14 age estimates for the lifespan of a frozen mask ox carcass from Alaska, and dung accumulation rates in a Grand Canyon cave that served as a ground sloth den.