TY - RPRT TI - Investigation of the directional effects in the stress corrosion of aluminum alloys: annual status report for the period ending 123166 AU - Kruger, Jerome AU - Stiefel, S Wayne AU - Logan, Hugh L PY - 1966 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS RPT 9491 DO - 10.6028/NBS.RPT.9491 ER -