138 REFERENCES 



HooYKAAS, R., 1959. Natural Law and Divine Miracle. Brill, Leiden, 



237 pp. 

 Holmes, A., 1947 a. The construction of a geological time-scale. Trans. 



Geol. Soc. Glasgow, 21 (1): 117-152. 



— 1947 b. A revised estimate of the age of the earth. Nature, 159: 

 127-128. 



— 1954. The oldest dated minerals of the Rhodesian shield. Nature, 

 \73: 612-614. 



— 1960. A revised geological time-scale. Trans. Edinburg Geol. Soc., 

 17: 183-216. 



Ingerson, E., 1953. Nonradiogenic isotopes in geology: a review. 

 Geol. Soc. Am.. Bull., 64: 301-374. 



Kerkut, G. a., 1960. Implications of Evolution. Pergamon Press, Lon- 

 don, 174 pp. 



Klabunovskii, E. L, 1959. Absolute asymmetric synthesis and asym- 

 metric catalysis. In: A. L Oparin (Editor), The Origin o[ Life on 

 Earth. lUB Symposium Series, Vol. 1, Pergamon Press, London, 

 pp. 158-168. 



Kluyver, a. J., 1955. Microbe en leven. Koninkl. Ned. Akad. Weten- 

 schap., Jaarb. 1954 (5), 27 pp. 



Kullerud. G., 1959. Sulfide systems as geological thermometers. In : 

 P. H. Abelson (Editor), Researches in Geochemistry. Wiley and 

 Sons, New York, pp. 301-335. 



KuLP, J. L., 1955. Isotopic dating and the geologic time scale. Geol. 

 Soc. Am., Spec. Paper 62 : 609-630. 



— 1960. The geological time scale. In: Th. Sorgenfrei (Editor), 

 Repts. 21st Intern. Geol. Congr., Copenhagen, 3 : 18-27. 



Lepp, H. and Goldich, S. S., 1959. Chemistry and origin of iron forma- 

 tions. Geol. Soc. Am., Bull., 70: 1637. 



Liebenberg, W. R., 1960. On the origin of uranium, gold and osmiri- 

 dium in the conglomerates of the Witwatersrand goldfields. Neues 

 Jahrb. Mineral., Abhandi, 94 : 831-867 (Festband Ramdohr. II). 



Lyell, C, 1866-68. Principles o[ Geology: Being an Enquiry how far 

 the former Changes of the Earth's Surface ate referable to Causes 

 now in Operation. 10th ed., 2 vols., London. 



^~ 1873. On the Geological Evidences of the Antiquity of Man, with 

 Remarks on Theories of the Origin of Species by Variation. 4th. 

 ed., London. 



MacGregor, a. M., 1940. A pre-Cambrian algal limestone in Southern 

 Rhodesia. Trans. Geol. Soc. S. Africa, 43 : 9-16. 



Miller, S. L., 1959. Formation of organic compounds on the primitive 

 earth. In: A. I. Oparin (Editor), The Origin of Life on Earth. 



