21. The rocks are classified as isotope dating method . 22. I feel that " Radiocarbon dating is a dating method " is not especially elegant writing. 23. Various dating methods have suggested that the earliest traps may be as old as 3500 years. 24. Different dating methods makes comparison and interpretation difficult. 25. There is plenty of disagreement about our dating methods , chronicles, documents, reputable sources, and so on. 26. :From the first citation on that page, the uncertainty seems to be from the dating methods . 27. He claims that convergence of uncertainty in archaeological dating methods proves strictly nothing " per se ". 28. They are obtained with different radiometric dating methods depending on the type of rock and its age. 29. The museum had waited to determine the mummy's age to take advantage of vastly improved dating methods . 30. Geomorphologists may rely on geochronology, using dating methods to measure the rate of changes to the surface.
