ENGINEERS
| Date | Clue |
|---|---|
| 2022-10-15 | M.I.T.'s sports team name |
| 2021-07-27 | Bridge and highway designers |
| 2019-05-08 | Bridge experts |
| 2016-09-16 | "Scientists dream about doing great things. ___ do them": James A. Michener |
| 2016-04-29 | Rail heads |
| 1998-12-29 | Train V.I.P.'s |