Jhii.RSF.s .'iOh-n:s j^'Oitii.s propjies ^ Feiiejj L'EnEsn 



MSTEIUE. 



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Figure 40.— 1769: Roubo illustrated the metallic brace and, in addiiion, suggested its 

 use as a screwdriver. (Andre-Jacob Roubo, V Art du metmisier, 1769.) 



PAPER 51: WOODWORKING TOOLS, 16 00-1900 



207 



