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TORSION

The Experimental determination of the bending actions Induced by axial end constraints in a rectangular tubę in torsion, by D. Williams and C. B. Smith. London, H.M. Stat. off., 1937. 19 p. diagrs., illus. (A.R.C. R. & M. no. 1775)

The Influence of end con.strai.nt on the torsional stiffness of a rectangular section tubę, by J.C.K. Shipp. London, H.M. Stat. off., 1937.    7 p. diagrs. (A.R.C. R. & M. no. 1790)

The Stresses in certain tubes of rectangular cross section under torcue, by D. Williams. London, H.M. Stat. off., 1937.

34 p. diagrs., illus. (A.R.C. R. & M. no. 1761)

Torsion of rectangular tubes, by William Hovgaara. Transactions of the A.S.M.E. (Journal of applied mechanics), New York, 1937, v. 59, p. A131-A135. charts, diagrs.

Torsion tests of tubes, by A.II. Stang, V/. Ramberg and G. Back. Washington, U.S. Govt. print. off., 1937.    21 p. diagrs.,

illus., tables. (N.A.C.A. Report no. 601)

Th In secticns in torsion (analysis of direct stresses, etc.), by W.J. Goodey. Aircraft engineering, London, Dec. 1936, v. 8, no. 94, p. 331-34. diagrs.

A Method of figuring shear and torsion i.n multispar wings, by F. Nagel. Journal of the aeronautical Sciences, New York, Nov. 1936, v. 4, no. 1, p. 8-9. diagrs., illus.

On the torsion of seversl trapezoidal bars, by D.B. Topoljansky. Vestnik ingenerov i teknikov, Moscow, Sep. 1936, no. 9, * p. 529-31. diagrs., tables.

Torsion on multi-cell section with thin walls, by J. Lobley. Flight, London, June 18, 1936, v. 29, no. 1434, p. 42-43.

Caloolo a torsione dei cilindri cavi a parete sottile

molteplicemente cormessi, di C. Rippardelli. L^rAerotecnica, Roma, June 1936, v. 16, no. 6, p. 459-79. diagrs., illus., tables.

Influencia de la torsion de los largueros en el calculo de un ala, por F. 01ivencia. Revista de aeronautica, Madrid, June 1936, v. 5, no. 51, p. 307-10. diagrs.

Torsional st.rength of solid hollow cylindrical sections, etc., by F.B. Fuller. Journal of the aeronautical Sciences, New York, May 1936, v. 3, no. 7, p. 248-51. diagrs., tables.

Errnittlung von drehspannungen aus aehnungsmessungen, von J. Crumbiegel. Zeitschrift des V.D.I., Eerlin, Jan. 25,

1936, v. 80, no. 4, p. 101-02. diagrs., illus.