id author title date pages extension mime words sentences flesch summary cache txt 16614 Joly, John The Birth-Time of the World and Other Scientific Essays .txt text/plain 77212 4603 67 as taking place deep in the Earth's crust, indicate an age of the work effected on the Earth's surface since the beginning of geological time; the resulting knowledge in no way involving any That the geological age of the Earth is very great appears from ocean are undoubtedly derived from the rocks; increasing age by exposed during past times to denudative effects, no data exist to substances, atoms of helium--the alpha rays--projected with great the number of rays leaving the central particle in unit time we account of the chemical effects of organic acids such as exist in energy contained in a mass raised above the surface of the Earth sustained and increasing activity of organized nature is a fact; fact, matter of general observation that in the case of larger The mountain-forming movement takes place after a certain great is probable that time sufficient for these effects to develop, if ./cache/16614.txt ./txt/16614.txt