I thought this was an interesting bit of info from the Oklahoman. I like the fact that it has a few gifs to illustrate the point.
http://newsok.com/film-study-a-clos...me-adjustments-against-kansas/article/5456182
Anyhoot, worth a look.
http://newsok.com/film-study-a-clos...me-adjustments-against-kansas/article/5456182
Anyhoot, worth a look.