The article "Soviet Swords into Plowshares? Not Quite Yet," Nov. 7, reports that seven leading American industrialists were in Moscow to create joint markets in weapons. Are we under the illusion that American lethal weapons are somehow kinder and gentler? Does the corporate profitmaking mentality of these seven Americans carry no constructive expertise?Why not a "swords into plowshares" drive to create jobs and careers everywhere in a world of peace-yearning peoples? Beatrice Newby, Gold Hill, Ore. Letters are welcome. Only a selection can be published, subject to condensation, and none acknowledged. Please address them to "Readers Write," One Norway St., Boston, MA 02115.