Date | Grid | Clue | Author | Editor |
---|---|---|---|---|
Mon Jun 10, 1991 | 40D | Refiners | Sidney L. Robbins | Maleska |
Fri May 11, 1990 | 7D | Ore refiners | Michael A. Rampino | Maleska |
Thu Jan 26, 1989 | 9D | Metal refineries | Martha J. DeWitt | Maleska |
Mon Jun 22, 1987 | 22A | Ore processing plants | Rita Yelle | Maleska |
Thu Nov 6, 1975 | 4D | Ore refineries | DeWitt Anderson | Weng |
Mon Jun 21, 1971 | 9D | Gary sights | Unknown | Weng |