TBEAM
| Date | Clue |
|---|---|
| 2021-06-08 | Letter-shaped construction piece |
| 2020-02-06 | Letter-shaped construction piece |
| 2016-06-03 | Building bar with one flange |
| 2013-11-10 | Letter-shaped bridge support |
| 2010-02-11 | Letter-shaped bridge support |
| 1996-03-25 | Letter-shaped girder |