Grinding and honing Part 1 INFO 20M
countertop ceramic edge of a plate ceramic steel Grinding powders of natural origin Tripoli; lime and chalk limestone of Vienna Vim Corundum Emery Emery and Smirgel; Naxos; Levantiner Summary of grinding tests Info 20M G&H1 page 4 HB Coticule museum at Lierneux Info 20M G&H1 page 5 How and why of the search You are lucky as a little boy when you have a neighbour who is