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Photo request: Just about all of them! Any pictures of wine regions, grape varieties or wine would be useful. In particular we need wine region maps that can be licensed for Wikipedia.
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It is nice to find conversion formulas, but for quick reference the inclusion of a conversion table would be desirable. Examples of Baume values for typical trade qualities of different chemicals would also be useful. —Preceding unsigned comment added by 90.239.87.91 (talk) 09:43, 16 July 2010 (UTC)[reply]
The conversion formulae given in the article (for liquids more dense than water: s.g. = 145 ÷ (145 - degrees Baumé); for liquids less dense than water: s.g. = 140 ÷ (degrees Baumé + 130)) seem doubtful and should be confirmed by references. An old reference book (Smithells, Colin J. and Al (1949). 'Metals Reference Book', page 41) gives the following formulae but does not mention any reference temperature: