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BOOKS AND PAMPKLETS

:ard    Theory of aeroplane structural members subjected to combined axial

'f.,    and non-uniform transverse loads, by John E. Younger.

Berkeley, Cal,, University of California press, 1926. bibliog., diagrs., illus., tables. (Publications in engineer-ing no. 3, o. 237-75)

S.

.-a- | Calculations of wing spars of variable cross-section and linear

load, by Leon Kirste. Washington, 1925.    5 p. illus.

(N.A.C.A. Technioal memorandums no. 305) (From L*Aero-cion,    nautiąue, Jan. 1325, v. 7, no. 68, p. 25-26)”

by

An Experlmental inves tigation into the properties of certain

frarned structures having redunaant bracing members. Report no. 2, by A.J.S. Pippard and G.II.W. Clifford. London, H.M.

»R.    Stat. off., 1325.    6 p. tables. (A.R.C. R. & M. no. 971)

r    Investigation of structural members under combined axial and

transverse loads, by J. S. Newell. Washington, U.S. Govt. print. off., 1925.    23 p. diagrs., illus., table. (Air

.i.M. |    service Information circular no. 493)

The Strength of materials; a treatise on the theory of stress caleulations for engineers, by John Case. London, Edward ::gs,    Arnold and company; New York, Longmans, Green and company,

)    1925.    558 p.

V/ing-spar stress charts and wing-truss proportions, by Edward P. Warner. Washington, U.S. Govt. print. off., 1925,    18 p.

diagrs. (N.A.C.A. Report no. 214)

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The Influence of the form of a wooden beam on its stiffness and

strength. Part I: Deflection of beams with special reference to shear deforraations. Part II: Form factors of beams subjected to transverse loading only. Part III: Stresses in wood members subjected to combined colunn and beara action, by J. A. Newlin and G. W. Trayer- Washington, U.S. Govt. print. off., 1924.    51 p. diagrs.. illus., tables.

N.A.C.A. Reports no. 180, 181, 188)

An Investigation of the movements of the points of inflection on beams under various combinations of loads, by II.A. Sutton and J.S. Newell. Washington, U.S. Govt. print. off., 1924.

7 u. diagrs., tables. (Air service Information circular no. 471)

A Short method of caloulating torsional stresses in an airplane fuselage, by John E. Younger. Washington. 1924.    23 p.

illus. (N.A.C.A. Technical notes.no. 203)

Strength of Steel tubing under combined colunn and transverse loading, by Tom W. Greene. Washington, U.S. Govt. print. off., 1924.    34 p. diagrs., illus., tables. (Bureau of

standards technologie papers no. 258)