STM17836 (Photogravure prises de courant GE75-Coferna)
Size: 300x180 |
Technology: Photo etching |
N° of pieces / plate: 12 |
Thickness: 0.10 |
Alloy: Bronze phosphoreux |
Size: 300x180 |
Technology: Photo etching |
N° of pieces / plate: 12 |
Thickness: 0.10 |
Alloy: Bronze phosphoreux |