24 BULLETIN 1308, 17. S. DEPARTMENT OF AGRICULTURE 
LITERATURE CITED 
(1) Chapin, R. M. 
1908. The analysis of coal-tar creosote and cresylic acid sheen dips. 
U. S. Dept. Agric, Bur. An. Ind. Bui. 107, 35 p., illus. 
L2) • 
1920. A new method for the determination of phenol in the presence 
of certain other phenols. Jour. Ind. Eng. Chem. 12: 771-775, 
illus. 
(3) Cohn, A. I. 
1910. Indicators and test papers. Ed. 2, 267, p., New York. 
(4) Edwards, K. B., and Freak, G. A. 
1920. Notes on the U. S. Government method of determining phenols 
in sheep dip. Jour. Soc. Chem. Ind. Trans. 39: 326 T-327 T. 
(5) Hill, J. B. 
1923. Determination of phenols in coal-tar oils and crude carbolic 
acid. Ind. Eng. Chem. 15: 799-800. 
(6) U. S. Dept. Agr. 
1923. Regulations governing the interstate movement of livestock. 
B. A. I. Ord. 273, revised. 35 p. 
(7) U. S. Dept. Commerce, Bur. Stand. 
1923. Soap. Bur. Stand. Circ. No. 62. Ed. 3, 24 p. 
(8) Weiss, J. M. 
1918. Methods of analysis used in the coal-tar industry- Ill-Heavy 
and middle oils. Jour. Ind. Eng. Chem. 10: 911-916. 
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