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124. Iversen, J.: Radiocarbon Dating of the Allerod Period, Science, 118: 9-11 (1953). 



125. de Terra, Helmut: Radiocarbon Age Measurements and Fossil Man in Mexico, 

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126. Childe, V. Gordon: Comparison of Archaeological and Radiocarbon Datings, 

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127. Ross, J. F., C. A. Finch, W. C. Peacock, and M. E. Fammons: The In Vitro 

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128. Gibson, John G., II, Wendell C. Peacock, Arnold M. Seligman, and Theodore 

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