| Answer | Crossword Clue |
|---|---|
| ABAC | Calculating instrument: Var. |
| SLIDERULE | Calculating instrument. |
| ABAC | Calculating device: Var. |
| UKELELE | Hawaiian instrument (Var.) |
| SYTHE | Mowing instrument: Var. |
| STILET | Surgical instrument: Var. |
| UKELELE | Strummed instrument: Var. |
| UKELELE | Four-stringed instrument (Var.) |
| PLECTRA | Stringed instrument pluckers (Var.) |
| ALIDAD | Surveying instrument for mapping: Var. |
