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perforated BUTT treated poles. Amer. Wood Preservers' Assoc. Proc. 17: 

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prolonging the life of faem timbers. N. Y. State Col. Forestry, Syracuse 

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preservative treatment of fence posts. Canada Dept. Int.. Forestry Branch 

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CEEOSOTED LUMBER IN CONNECTION WITH THE FARM AND RANCH. Amer. WOO<3 



Preservers' Assoc. Proc. 17 : 185-188. 1921. 

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PRESERVATIVE TREATMENT OF FENCE POSTS . . . Iowa AgT. Expt. Sta. Bull. 



158, 70 pp. 1915. 

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IMPROVING METHODS OF TREATING TIES WITH ZINC CHLORIDE. Rv. Engin. and 



Maintenance 20 (4) : 160-162. 1924. 



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preservative treatment of ENGELMANN spruce ties. Amer. Wood Preserv- 

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service-tests of treated and untreated fence posts. Amer. Wood Preserv- 

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Macoun, John. (14480) 



protecting mine timbers from FUNGUS. Mining World 32 (10) : 503. 1910. 



Madenberg. E. C. . (14481) 



PRESERVATIVE TREATMENT OF WOOD IN FARM STRUCTURES. Agr. Engin. 2 : 32-34, 



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Marks. R. H.. DeCamp. W. V., Hunt. G. M., Holtman. D. F., and Foote. A. B. 



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TIMBER PRESERVATION AT THE UNITED VERDE EXTENSION MINING COMPANY. Min- 

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Mat-toon. TV. R. 1 14483) 



treating fence posts on farms. La. State Univ. Ext. Circ. 37, 20 pp., illus. 

 1920. 



Mattos. F. D., and Blake. E. M. (14484) 



REPORT ON CEEOSOTED PILING REMOVED FROM LONG WHARF, OAKLAND, CALIFORNIA. 



Amer. Wood Preservers' Assoc. Proc. 16: 148-178, illus. 1920. 



Meigs, Montgomery. (14485) 



an experiment in wood preservation. Prof. Mem. Corps Engin. U. S. Army 

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Meyer. H. W. (14486) 



PROLONGING THE EXISTENCE OF CEDAE POLES. Elect. World 70 (13) : 610-611. 



1917. 



MlDDLETON, R. J. (14487) 



USE OF CREOSOTED DOUGLAS FIR PLLES AND TIMBER IN DOCK AND BRIDGE CON- 

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Moll, Friedrich. (14488) 



the artificial preseevation of mine timber. Forestry Quart 13 : 308-316. 

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MINE-TIMBER PRESERVATION WORTHY OF MORE ATTENTION. Engin. and Mining 



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HOW TO DOUBLE THE LIFE OF STANDING POLES. Sci. Amer. 103 ". 179. 1910. 



