Bul. 115—Mechanical properties of western hemlock. By O.P.M. Goss, 1913, pp. 45.

Bul. 122—Mechanical properties of western larch. By O.P.M. Goss, 1913, pp. 45.

Cir. 213—Mechanical properties of woods grown in the United States. 1913, pp. 4.

Cir. 214—Tests of packing boxes of various forms. By John A. Newlin, 1913, pp. 23.

Review Forest Service Investigations. 1913. [Outline of investigations.] Vol. I, pp. 17-21. A microscopic study of the mechanical failure of wood, by Warren D. Brush. Vol. II, pp. 33-38.

Bul. 67, U.S.D.A.—Tests of Rocky Mountain woods for telephone poles. By Norman deW. Betts and A.L. Heim, 1914, pp. 28.

Bul. 77, U.S.D.A.—Rocky Mountain mine timbers. By Norman deW. Betts, 1914, pp. 34.

Bul. 86, U.S.D.A.—Tests of wooden barrels. By J.A. Newlin, 1914, pp. 12.

REPORTS OF TESTS ON THE STRENGTH OF STRUCTURAL MATERIAL, MADE AT THE WATERTOWN ARSENAL, MASS.

House Ex. Doc. No. 12, 47th Cong., 1st sess., 1882. Strength of wood grown on the Pacific slope, pp. 19-93.