| SARICH | Name the Australian engineer who invented the orbital engine, Ralph ... (6) |
| SAPPER | Name a private in the Royal Australian Engineers (6) |
| ARE | Australian engineers' land measure (3) |
| DIESEL | Rudolf, the German engineer who invented the internal combustion engine that bears his name (6) |
| WALLIS | Name the British aeronautical engineer who invented the Wellington bomber, among many other aircraft, Sir Barnes ... (6) |
| BARNES | ____ Wallis, British engineer who invented the bouncing bomb used in the 1943 Dambusters Raid (6) |
| RAFTER | Name the Australian tennis player who was the US open champion 1997, 1998, Patrick... (6) |
| GRAHAM | Name the Australian TV personality who teamed with Bert Newton, ... Kennedy (6) |
| SECOND | Unit of time once based on the orbital period of Earth but now the transition in caesium; a gearbox ratio; or, a duellist's attendant (6) |
| FARRER | Name the Australian wheat breeder who pioneered scientific breeding of wheats resistant to rust, William ... (6) |
| DEAKIN | Name the Australian Prime Minister 1903-04, 1905-08, 1909-10, Alfred ... (6) |
| HILDER | Name the Australian painter of watercolours, Jesse ... (6) |
| CURTIN | Name the Australian prime minister 1941-45, John ... (6) |
| CHISEL | Name the Australian rock group, formed in 1974, Cold ... (6) |
| ANSETT | Name the Australian aviator and transport company director, Sir Reginald ... (6) |
| WANKEL | Felix, German engineer who invented a four-stroke internal-combustion engine (6) |
| FERRIS | American engineer who invented a rotating mechanical entertainment for the 1893 World Expo (6) |
| SKYLAB | The orbital workshop was its largest component |
| MCADAM | John Loudon ___, Scottish engineer who invented a durable surface for roads (6) |
| TREVITHICK | Ding Dong mine engineer who invented the Puffing Devil and built the world's first steam railway locomotives including the Catch Me Who Can and the Penydarren (10) |
