20с

1932г

- In

CONFIDENTIAL. / T. 7

R.52 Sub-Committee on the Spot Welding of Light Alloys

WELDING RESEARCH COUNCIL

spot welding of light alloys in aircraft construction

prepared by H. SUTTON. D.Sc, F.R Ae.3

Prepared and issued with ihe concurrence of the Ministry of Aircraii Production

issued June 1 tv."