Smokers' articles, pipes, pipe bowls, cigar and cigarette holders, and mouthpieces, finished or unfinished : Report to President on differences in costs of production of smokers' articles, pipes, pipe bowls, cigar and cigarette holders, and mouthpieces, finished or unfinished, in U.S. and in principal competing country, as ascertained pursuant to provisions of Section 336 of Title III of Tariff Act of 1930.