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COAL

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7,370,000 tons were imported from Upper Silesia (thetotal production, of Upper Silesia in. that year being43,800,000 tons). 1 The Silesian Plebiscite has beenpreceded and followed by a mass of propagandistliterature on both sides. For the economic questionsinvolved see, particularly, on the Polish side : Wierz-licki, The Truth about Upper Silesia ; Olszewski,Upper Silesia, Her Influence on the Solvability andon the Economic Life of Germany, and The EconomicValue of Upper Silesia for Poland and Germany respect-ively ; and on the German side: Sidney Osborne, TheUpper Silesian Question and Germany' s Coal Problem ;The Problem of Upper Silesia (papers by variousauthors, not all on the German side, with excellentmaps, edited by Sidney Osborne); various pamphletsby Professor Schulz-Gavernitz, and documents circu-lated by the Breslau Chamber of Commerce.

3. My observations on Germany' s capacity todeliver reparation coal have been criticised in somequarters 2 on the ground that I made insufficientallowance for the compensation which is availableto her by the more intensive exploitation of herdeposits of lignite or brown coal. This criticism isscarcely fair, because I was the first in popular con-troversy to call attention to the factor of lignite, and

1 These are the figures according to the Polish authorities. But it isdifficult to obtain accurate pre-war figures for an area which was not co-terminous with any then existing State ; and these totals have beenquestioned in detail by Dr. W. Schotte.

2 See e.g. my controversy with M. Brenier in The Times.

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