Some results on the crazing of Perspex including the effect of humidity
By: B. A. Blythe and W. W. Wright.
Contributors: Wright, W. W.; Aeronautical Research Council (Great Britain)
Series: Aeronautical Research Council.  Current paper -- no. 454
Publisher: Ministry of Supply, Aeronautical Research Council
Published: 1959
Place of publication: London
Notes: Also published as R.A.E. technical note, no. Chem 1298, 1957.

Bibliographical references: p. 6.