IBEAMS
| Date | Clue |
|---|---|
| 2026-03-21 | Parts of a story structure? |
| 2026-03-18 | Skyscraper's skeleton, often |
| 2024-02-17 | Construction materials named after a capital? |
| 2021-05-11 | Letter-shaped building girders |
| 2018-01-01 | Letter-shaped girders |
| 2016-12-10 | Building supports |
| 2011-09-27 | Metal supports in skyscrapers |
| 2006-04-19 | Girders |
| 2004-07-28 | Structural members |
| 2003-10-08 | Steel supports |
| 2001-11-23 | Support group? |