tag:blogger.com,1999:blog-8736488347308018513.post5590399447298415960..comments2024-03-16T06:29:46.209+01:00Comments on <center>Le Saviez-Vous ?</center>: L’échelle de dureté des mines de crayonAnonymoushttp://www.blogger.com/profile/05239279092760559344noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-8736488347308018513.post-77339379436590723282010-02-17T20:06:56.302+01:002010-02-17T20:06:56.302+01:00Crayon de papier ? Je préfère crayon de bois; cert...Crayon de papier ? Je préfère crayon de bois; certains disent crayon à papier.The Datawolfhttps://www.blogger.com/profile/11518705960595052065noreply@blogger.com