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T Fig. . Exprience dHorace Wels pour lextraction dune dent. fr Exprience Horace Wels pour extraction une dent aprs inspiration du protoxyde azote faite devant les lves de hpital de Boston Figuier Les Merveilles de la science Tome djvu Creator Louis Figuier other versions Custom marker PDold Uploaded with Les Merveilles