on, St. Louis, Mo., 1904.
No. 56. A. D. Hopkins, The Black Hills Beetle.
No. 58. Part 1, A. D. Hopkins, The Locust Borer.
No. 58. Part II, J. L. Webb, The Western Pine Destroying Bark Beetle.
U. S. Department of Agriculture, Bureau of Plant Industry, Bulletins:
No. 32. Herman von Schrenck, A Disease of the White Ash Caused by Polyporus Fraxinophilus, 1903.
No. 36. Hermann von Schrenck, The "Bluing" and "Red Rot" of the Western Yellow Pine, 1903.
Report of the Commissioner of Corporations on the Lumber Industry, Part I, Standing Timber, February, 1911. The latest and most reliable investigation into the amount and ownership of the forests of the United States.
Ward, H. Marshall, Timber and some of its Diseases. London: Macmillan & Co., 295 pp. An English book that needs supplementing by information on American wood diseases, such as is included in the list of government publi