TY - BOOK AU - Randolph,Jay TI - Raw materials used in glass making, AV - TN24.O5 A35 no. 9 PY - 1941/// CY - Norman KW - Glass KW - Glass manufacture KW - Equipment and supplies KW - Raw materials N1 - "Presented at the Mid-year meeting of the Oklahoma mineral industries conference, held at Tulsa, May 16 and 17, 1941."--Foreword; Reproduced from type-written copy ER -