Smokers' Articles: Pipes, Pipe Bowls, Cigar and Cigarette Holders, and Mouthpieces, Finished Or Unfinished: Report to the President on the Differences in Costs of Production of Smokers' Articles--pipes, Pipe Bowls, Cigar and Cigarette Holders, and Mouthpieces, Finished Or Unfinished, in the United States and in the Principal Competing Country, as Ascertained Pursuant to the Provisions of Section 336 of Title III of the Tariff Act of 1930