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Apr 20 2007, 3:29 PM EDT vmutambuki
 
 edit 18 words added
Change:  Reinforced gypsum plaster sandwiched between two layers of strong paper in large sheets, used chiefly for interior walls.   View changes from previous version. (Word count: 18)
Apr 20 2007, 3:28 PM EDT vmutambuki
 
 create No content added or deleted.