 | This article has not yet been rated on Wikipedia's content assessment scale. It is of interest to the following WikiProjects: | ||||||||||
| |||||||||||
Interesting article on performance problems wrt natural point of aim: http://www.n-ssa.org/NORTHWEST/Flinching%20and%20Jerking.htm User:hxzzz (talk) 05:15, 8 February 2008 (UTC)