TY - BOOK AU - Gaspe, A. Messer, P, Young, P. AU - Gaspe, A. AU - Messer, P, AU - Young, P. TI - Clay testing: the clay/non clay ratio measurement technique for ceramic SN - 1853392669 PY - 1994/// CY - UK PB - Intermediate technology KW - Clay KW - testing KW - industries ER -