Caption: A diagram illustrating the precession of a toy top.
Credit/Permission: ©
Xavier Snelgrove (AKA User:Wxs),
2007 /
Creative Commons
CC BY-SA 2.5.
Image link: Wikipedia:
File:PrecessionOfATop.svg.
Local file: local link: precession_toy_top.html.
File: Mechanics file:
precession_toy_top.html.