TY - BOOK ED - National Academy of Sciences TI - Symposium on the chemistry of hydrous oxides U1 - 542.9 PY - 1952/// CY - Allahabad PB - NAS KW - Chemical apparatus KW - Hydrous oxides N1 - Supp. to the Proceedings of the National Academy of Sciences, v.21, sec A, 1952 ER -