31. Since the mid-1990s, scientific dating methods have been used to determine the ages of the Bradshaw paintings. 32. This is termed the lead-lead dating method . 33. He, along with R . Galloway, compared ceramic materials from both Sesklo and Dimini utilizing thermoluminescence dating methods . 34. The islands are the exposed peaks of a great undersea mountain range known as the potassium-argon dating methods . 35. It was one of the first lichens to be used for the rock-face dating method known as lichenometry. 36. Dating methods based on extinct radionuclides can also be calibrated with the U-Pb method to give absolute ages.37. My hope was to show our readership a few " Jewish " anecdotes about that particular dating method . 38. The assumptions implicit in archaeological dating methods also may yield a general bias in the dating in this timeline. 39. Ham argued that these various dating methods are untrustworthy because they often give varying ages for the same artifacts. 40. This makes Carbon-14 an ideal dating method to date the age of bones or the remains of an organism.