1973 ANNUAL BOOK OF ASTM STANDARDS: REFRACTORIES, GLASS, AND OTHER CERAMIC MATERIALS; MANUFACTURED CARBON AND GRAPHITE PRODUCTS (PART 13) - S.E. - Estados Unidos AMERICAN SOCIETY FOR TESTING AND MATERIALS 1973 PHILADELPHIA - 839 LCCN: 108730 Subjects--Topical Terms: NORMAS ASTM Dewey Class. No.: 620.0044