Quote Originally Posted by Tom1956 View Post
Thank you ic-racer. Will do it that way. I still like the idea of ball-parking development time first. Then do this. And if a repeat of this process is performed, logically one would have it nailed.
The "problem" with that approach is, to know what exposure Zone IX would be, you kind of have to have an idea what speed the film is...

And the 0.1 density test results do not change dramatically with development time.