BSS
| Date | Clue |
|---|---|
| 2023-11-10 | Degs. with lab courses, often |
| 2022-02-23 | Some STEM degs. |
| 2017-08-04 | Some undergrad degs. |
| 2016-06-18 | Some undergrad degs. |
| 2016-01-10 | Some four-year degs. |
| 2015-03-14 | Some undergrad degs. |
| 2011-02-19 | First degs. |
| 2010-09-11 | Some four-year degs. |
| 2010-02-14 | M.I.T. degs. |
| 2005-11-30 | Some four-year degs. |
| 1997-11-02 | Chem. majors' degrees |
| 1996-07-26 | Common coll. degrees |
| 1994-04-15 | First degs. |