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.

Senate Ex.  Doc.  No. 1, 47th Cong., 2d sess., 1883.  Resistance of white and yellow pines to forces of compression in the direction of the fibers, as used for columns, or posts, pp. 239-395.

Senate Ex.  Doc.  No. 5, 48th Cong., 1st sess., 1884.  Tests of California laurel wood by compression, indentation, shearing, transverse tension, pp. 223-236.  Tests of North American woods (under supervision of Prof.  C.S.  Sargent in charge of the forestry division of the Tenth Census), with 16 photographs of fractures of American woods, pp. 237-347.

Senate Ex.  Doc.  No. 35, 49th Cong., 1st sess., 1885.  Adhesion of nails, spikes, and screws in various woods.  Experiments on the resistance of cut nails, wire nails (steel), wood screws, lag screws in white pine, yellow pine, chestnut, white oak, and laurel, pp. 448-471.

House Ex.  Doc.  No. 14, 51st Cong., 1st sess., 1890.  Adhesion of spikes and bolts in railroad ties, pp. 595-617.

House Ex.  Doc.  No. 161, 52d Cong., 1st sess., 1892.  Adhesion of nails in wood, pp. 744-745.

House Ex.  Doc.  No. 92, 53d Cong., 3d sess., 1895. 
Woods—­compression tests (endwise compression), pp. 471-476.

House Doc.  No. 54, 54th Cong., 1st sess., 1896.  Compression tests on Douglas fir wood, pp. 536-563.  Expansion and contraction of oak and pine wood, pp. 567-574.

House Doc.  No. 164, 55th Cong., 2d sess., 1898.  Compression tests of timber posts, pp. 405-411.  New posts of yellow pine and spruce, pp. 413-450; Old yellow pine posts from Boston Fire Brick Co. building, No. 394 Federal St., Boston, Mass., pp. 451-473.

House Doc.  No. 143, 55th Cong., 3d sess., 1899.  Fire-proofed wood (endwise and transverse tests), pp. 676-681.

House Doc.  No. 190, 56th Cong., 2d sess., 1901.  Cypress wood for United States Engineer Corps; compression and transverse tests, pp. 1121-1126.  Old white pine and red oak from roof trusses of Old South Church, Boston, Mass., pp. 1127-1130.  Compression of rubber, balata, and wood buffers, pp. 1149-1158.