Quote Originally Posted by Steve Smith View Post
If you look at the Paterson instructions it suggests that inversion is the best form of agitation and that the twist stick is used just to dislodge air bubbles just after pouring in the developer.
http://www.photomemorabilia.co.uk/Pa...ns/System4.pdf

Steve.
Inversion is good. But I use Paterson tank for E-6 developing and inversion is unacceptable there (blich and fix goes out through Paterson's cover).