----: The strength, elasticity, and other properties of New South Wales hardwood timbers. Proc. Int. Assn. Test. Mat., 1912, XXIII_{6}, pp. 9. ----: The properties of New South Wales hardwood timbers. Builder, London, Nov. 1, 1912. ----: The hardwood timbers of New South Wales, Australia. Jour. Soc. of Arts, London, Dec. 6, 1912. WELLINGTON, A.M.: Experiments on impregnated timber. Railroad Gazette, 1880. WIJKANDER, ----: Untersuchung der Festigkeitseigenschaften schwedischer Holzarten in der Materialprüfungsanstalt des Chalmers'schen Institutes ausgeführt. 1897. WING, CHARLES B.: Transverse strength of the Douglas fir. Eng. News, Vol. XXXIII, Mch. 14, 1895. PART III. PUBLICATIONS OF THE U.S. GOVERNMENT ON THE MECHANICAL PROPERTIES OF WOOD, AND TIMBER TESTING MISCELLANEOUS House Misc. Doc. 42, pt. 9, 47th Cong., 2d sess., 1884. (Vol. IX, Tenth Census report.) Report on the forests of North America (exclusive of Mexico). Part II, The Woods of the United States. House Report No. 1442, 53d Cong., 2d sess. Investigations and tests of American timber. 1894, pp. 4. War Dept. Doc. 1. Resolutions of the conventions held at Munich, Dresden, Berlin, and Vienna, for the purpose of adopting uniform methods for testing construction materials with regard to their mechanical properties. By J. Bauschinger. Translated by O.M. Carter and E.A. Gieseler. 1896, pp. 44. War Dept. Doc. 11. On tests of construction materials. Translations from the French and from the German. By O.M. Carter and E.A. Gieseler. 1896, pp. 84. House Doc. No. 181, 55th Cong., 3d sess. Report upon the forestry investigations of the U.S. Department of Agriculture, 1877-1898. By B.E. Fernow, 1899, pp. 401. Contains chapter on The work in timber physics in the Division of Forestry, by Filibert Roth, pp. 330-395. FOREST SERVICE Cir. 7--The Government timber tests [189-], pp. 4. Cir. 8--Strength of "boxed" or "turpentine" timber. 1892, pp. 4. Bul. 6--Timber Physics. Pt. I. Preliminary report. 1. Need of the investigation. 2. Scope and historical development of the science of "timber physics." 3. Organization and methods of timber examinations in the Division of Forestry. By B.E. Fernow, 1892, pp. 57. Unnumbered Cir.--Instructions for the collection of test pieces of pines for timber investigations [1893], pp. 4. Cir. 9--Effect of turpentine gathering on the timber of longleaf pine. By B.E. Fernow [1893], p. 1. Bul. 8--Timber physics. Pt. II. Progress report. Results of investigations on longleaf pine. 1893, pp. 92. Bul. 10--Timber: an elementary discussion of the characteristics and properties of wood. By Filibert Roth. 1895, pp. 88. Bul. 12--Economical designing of timber trestle bridges. By A.L. Johnson, 1896, pp. 57. Cir. 12--Southern pine, mechanical and physical properties. 1896, pp. 12. Cir. 15--Summary of mechanical tests on thirty-two species of American woods. 1897, pp. 12. Cir. 18--Progress in timber physics. 1898, pp. 20.