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File:Plaster-plain.png - Vintage Story Wiki
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In Robert Louis Stevenson's Treasure Island (written in 1881 and takes place in 1760 give or take) a cut is patched with plaster. Wikipedia lists medical plaster as 20th century invention. What
File:Christen Købke - The View of the Plaster Cast Collection at
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plaster fun time –
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Plaster of Paris: Chemistry Lab Project Cody Hunter
Plaster - Wikipedia