Mat., Vol.

IV, 1904, pp.

434-438.
LABORDERE, P., and ANSTETT, F.: Contribution to the study of means for improving the strength of wood for pavements.

Proc.
Int.Assn.Test.Mat., 1912, XXIII_{4}, pp.

12.
LANZA, GAETANO: An account of certain tests on the transverse strength and stiffness of large spruce beams.Trans.Am.