ROTOR
| Date | Clue |
|---|---|
| 2025-07-13 | Chopper spinner |
| 2024-09-11 | Turbine turner |
| 2024-03-08 | Give it a whirl! |
| 2019-01-29 | Whirler on a whirlybird |
| 2018-06-10 | Helicopter feature |
| 2017-09-24 | Chopper topper |
| 2016-12-18 | Certain blade |
| 2016-10-09 | Part of an ignition system |
| 2016-08-16 | Helicopter part |
| 2016-01-06 | Whirlybird feature |
| 2015-03-04 | Turbine part |
| 2013-02-25 | Helicopter blade |
| 2011-07-06 | Wind turbine part |
| 2011-04-09 | Apache topper |
| 2011-02-07 | Helicopter topper |
| 2011-01-21 | Wankel engine part |
| 2010-11-30 | Helicopter part |
| 2010-09-02 | Helicopter part |
| 2009-07-13 | Helicopter part |
| 2009-05-27 | Turbine part |
| 2009-04-13 | Helicopter blade |
| 2009-01-09 | Wankel engine component |
| 2008-10-21 | Helicopter part |
| 2007-09-02 | Chopper part |
| 2006-07-16 | Kind of blade |
| 2005-12-29 | Windmill part |
| 2005-09-19 | Helicopter feature |
| 2005-06-12 | Turbine part |
| 2005-02-07 | Chopper blade |
| 2004-03-23 | Chopper part |
| 2003-08-26 | Turbine part |
| 2002-11-13 | Beanie's top, perhaps |
| 2002-07-04 | Generator part |
| 2002-04-02 | Kind of blade |
| 2001-08-06 | Moving machine part |
| 2001-04-30 | Helicopter part |
| 2001-04-23 | Spinning part |
| 2001-04-12 | Chopper blade |
| 2001-01-06 | Turbine turner |
| 1999-09-10 | Gyrocompass component |
| 1999-06-03 | Certain blade |
| 1998-03-12 | Turbine part |
| 1998-03-08 | Chopper part |
| 1997-12-24 | Kind of blade |
| 1997-10-28 | Revolving machine part |
| 1997-04-22 | Wankel engine part |
| 1996-12-30 | Copter part |
| 1996-11-20 | Helicopter part |
| 1996-04-26 | Helicopter part |
| 1996-02-24 | Wankel engine part |
| 1995-11-26 | One that turns either way? |