Year | 2002 |
Date | 06-Sep |
Volume | 189 |
Issue | 4,177 |
Page | 217 |
Category | Correction |
Part | 5 |
Title | A Ferris Wheel Clock |
Author | Richard Stephen |
Notes | Wheels and pinions, Ferris wheel. Case hardening the pinions, making the polishing hob, polishing the teeth, crossing out the wheels, Ferris wheel, making the Ferris wheel |