350 ANNUAL REPORT SMITHSONIAN liNiSTITUTION, 1951 



Deevey, Edward S., Jr. 



1951. Discussion of the relation of some radiocarbon dates to pollen chro- 

 nology. Amer. Antiq., vol. 17, No. 1, pt. 2, pp. 56-57. 

 Engelkemeir, a. G., and Lirby, W. F. 



1950. End and wall corrections for absolute beta counting in gas counters. 



Rev. Sci. Instr., vol. 21, p. 550. 

 Flint, Richard Foster. 



1951a. Discussion of the geologic material dated by radiocarbon, a brief. 



Amer. Antiq., vol. 17, No. 1, pt. 2, pp. 54-55, 

 1951b. Pin-pointing the past with the cosmic clock. Nat. Hist., vol. 60, 

 No. 5, pp. 200-206. 

 Griffin, James B. 



1951. Some Adena tind Hopewell radiocarbon dates. Amer. Antiq., vol. 17, 



No. 1, pt. 2, pp. 20-29. 

 Grosse, a. V. 



1934. An unknown radioactivity. Journ. Amer. Chem. Soc, vol. 56, No. 9, 



pp. 1922-24. 

 GuossE, A. v., and Libby, W. F. 



1947. Cosmic radiocarbon and natural radioactivity of living matter. 



Science, vol. 106, No. 2743, pp. 88-89. 

 Hansen, H. P. 



1946. Early Man in Oregon: Stratigraphic evidence. Sci. Month., vol. 62, 

 pp. 43-51. 

 Heizer, Robert F. 



1951. An assessment of certain Nevada, California, and Oregon radio- 

 carbon dates. Amer. Antiq., vol. 17, No. 1, pt. 2, pp. 23-25. 

 Jones, W. M. 



1948. A determination of the half-life of carbon 14. Phys. Rev., vol. 76, 



p. 885. 

 Kui.p, J. Lawerence, Feely, H. W., and Tryon, Lansing E. 



1951. Lamont natural radiocarbon measurements, I. Science, vol. 114, No. 

 2970, pp. 565-568. 

 Libby, W. F. 



1946. Atmospheric helium 3 and radiocarbon from cosmic radiation. Phys. 

 Rev., vol. 69, Nos. 11-12, pp. 671-72. 

 Libby, W. F., Anderson, E. C, and Arnold, J. R. 



1949. Age determination by radiocarbon content: World-wide assay of 



natural radiocarbon. Science, vol. 109, No. 2827, pp. 227-228. 

 Mangelsdorf, Paul C. 



1950. The mystery of corn. Sci. Amer., vol. 183, No. 1, pp. 20-24, July. 

 Miller, W. W., Ballentine, R., Bernstein, W. Friedman, L., Nier, A. O., and 



Evans, R. D. 



1950. The half-life of carbon 14 and a comparison of gas phase counter 



methods. Phys. Rev., vol. 77, p. 714, 

 Movius, Hallam L. 



1951. The Lascaux Cave. Amer. Antiq., vol. 17, No. 1, pt. 2, pp. 50-51. 

 Sayles, E. B., and Antevs, Ernst. 



1941. The Cochise Culture. Medallion Pap. No. 24, Gila Pueblo, Globe, 



Ariz. 

 ScHULTz, C. Bertrand, and Frankfurter, W. D. 



1949. The Lime Creek sites, in Proc. 5th Plains Conference for Archeology, 



pp. 132-34. Lincoln. 

 Williams, H. 



1942. The geology of Crater Lake National Forest, Oregon. Carntgie Inst. 



Washington Publ, No, 540. 



