I)      The manufacture and the use of zaffre or will zaffera (cobalt) and of the smalte                                                                                

               by the glassmakers, during the XVI ème, XVII ème and XVIII ème centuries published in the Review “Glass” October 2001                  >     See the file                                                      

    II)      The use of vegetable ashes in the glassmaking, since Antiquity until the XVIII ème century                                                publication on line envisaged

    III)     Discovery of glass. Legends, assumptions and realities. Study with modeling of an ancient formula of glass

              (Shelf of Assurbanipal) and of the variation of 75 vitrifiable mixtures resulting from this formula.                                                             >    See the file    

   IV)      An exceptional creator of the School of Nancy (developed)                                                      >    Charles Schneider “from bronzes to the signed "pâte de verres" Daum Sc”         

    V)     Art of sulphides and cameo , (A short explication of the Art of Sulphides cameo                     > see the file                                                                                         

          Publications:

       - Technology and Techniques of manufacture to the Schneider Glassmakings (personal notes extracted the book in preparation, and published in:  the Catalogue of exposure of

       National museums: Charles Schneider Glassmakings with the XX ème century. Museum of Beautiful arts of Nancy June 2003.

           In progress:

          Glassmakings and Schneider Crystal manufactures. “from Epinay on the Seine to Lorris in the Forest of Orleans:  work in progress