Part IV.] R. S. Pearson: Antiseptic Treatment of Timber. 125- 
3. American publications — contd. 
8. Quantity and Character of Creosote in Well Preserved 'limbers.— Forest 
Service. Circular 98. 5 cents., 1907. 
9. The Open Tank Method for the Treatment of Timber.— Forest Service 
Circular 101. 1907. 
10. Brush and Tank Pole Treatments.— Forest Service Circular 104. 1907. 
11 The Analysis and Grading of Creosotes.— Forest Service Circular 112_ 
1908. 
12. The Preservative Treatment of Fence Posts.—Forest Service Circular 117. 
1907. 
13. Preservation of Piling Against Marine Wood Borers.— Forest Service Cir- 
cular 128, 5 cents.; 1908. 
14. Experiments on the Strength of Treated Timber. (Second Edition.)— 
Forest Service Circular 39, 5 cents., 1908. 
15. Holding Force of Railroad Spikes in Wooden Ties.— Forest Service 
Circular 46, 5 cents., 1906. 
16. Wood Paving in the United States.— Forest Service Circular 141. 1908. 
17. The Seasoning and Preservative Treatment of Hemlock and Tamarack 
Cross Ties.— Forest Service Circular 132, 5 cents., 1908. p 
18. The Estimation of Moisture in Creosoted Wood.— Forest Service Circular 
134, 5 cents., 1908. 
19. Primer of Wood Preservation.— Forest Service Circular 139. 1908. 
20. Experiments with Railway Cross Ties.— Forest Service Circular 148, 5 cents., 
1908. 
21. Consumption of Wood Preservatives and Quantity of Wood Treated in 
1910. — Forest Service Circular 186, 5 cents., 1911. 
22. Preservative Treatment of Loblolly Pine Cross Arms.— Forest Service 
Circular 131, 5 cents., 1908. 
23. Preservative Treatment of Poles.— Forest Service Bulletin 84, 15 cents., 
1911. 
24. Volatilization of Various Fractions of Creosote after their Injection into 
Wood.— Forest Servite Circular 188, 5 cents., 1911. 
25. Modification of Sulphonation Test for Creosote.— Forest Service Circular 
191, 5 cents., 1911. 
26. Prevention of Sap Satin in Lumber.— Forest Service Circular 192, 5 cents., 
1912. 
27. Progress Report on Wood Paving Experiments in Minneapous.— Forest 
Service Circular 194, 5 cents., 1912. 
28. Quantity and Quality of Creosote found in Two Treated Piles after Long 
Service.— Forest Service Circular 199, 1912. 
29. The Preservation of Mine Timbers.— Forest Service Bulletin 1C7, 10 cents., 
1912. 
30. Commercial Creosotes.^— Forest Service Circular 206, 10 cents., 1912. 
31. The Absorption of Creosote by the Cell Walls of Wood.— Forest Service 
Circular 200, 5 cents., 1912. 
32. Condition of Experimental Chestnut Poles in the Warren-Buffalo and 
Poughkeepsie-Newton Square Lines after Five and Eight years’ Service.— Forest 
Service Circular 198, 5 cents., 1912. 
33. Prolonging the life of Cross-Ties.— Forest Service Circular 118, 15 cents., 
1913. 
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