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80. Martin, S. W., Characterization of Creosote Oils. Amer. Wood Preservers' 



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81. Mayfield, P. B., The Toxic Elements of High Temperature Coal Tar Creosote. 



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86. Rabanus, Ad., Die Toximetrische Priifung von Holzkonservierungsmitteln. 



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87. Reeve, C. S., Comment on Creosote-Permanence Toxicity Relationships. 



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88. Rennerfelt, Erik, och Bo Starkenberg., Traskyddskomittens fait- och rot- 



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89. Rhodes, E. O., J. N. Roche, and H. E. Gillander, Creosote Permanence- 



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90. Rhodes, E. O., History of Changes in Chemical Composition of Creosote. 



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91. Rhodes, F. H., and F. T. Gardner, Comparative Efficiencies of the Com- 



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92. Rhodes, F. H., and I. Erickson, Efficiencies of Tar Oil Components as Pre- 



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93. Richards, A. P., Cooperative Creosote Program; Preliminary Progress Report 



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94. Richards, C. A., Methods of Testing Relative Toxicity of Wood Preserva- 



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96. Richards, C. A., Laboratory Decay Resistance Tests— Soil-block Method. 



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97. Scheffer, T. C, Progressive Effects of Polyporus Versicolor on the Physical 



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98. Scheffer, T. C, T. R. C. Wilson, R. F. Luxford, and Carl Hartley, The Effect 



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99. Schmitz, H., Laboratory Methods of Testing the Toxicity of Wood Preserva- 



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101. Schmitz, H., and S. J. Buckman, Toxic Action of Coal-Tar Creosote. Ind. 



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