| Answer | Crossword Clue |
|---|---|
| CODE | Building contractor's study |
| CODE | Building contractor's concern |
| ADDON | Building contractor's job |
| WIRERS | Some building contractors |
| study | building or room devoted to study or literary pursuits |
| ecclesiology | The study of churches, esp. church building and decoration |
| observatory | A room or building housing an astronomical telescope or other scientific equipment for the study of natural phenomena |
| observatories | A room or building housing an astronomical telescope or other scientific equipment for the study of natural phenomena |
