Research paper RP1787-RP1788, RP1791-RP1795, RP1797, RP1799-RP1800, RP 1803, RP1805-RP1806. RP 1788. Effect of artificial aging on tensile properties and resistance to corrosion of 24S-T aluminum alloy [with list of references]; by Hugh L. Logan, Harold Hessing, and Harold E. Francis.