I am a member of a wonderful forum.  

The Large Format Photography Forum.

For a look at the current thread I started regarding possible 

Developers and developing times for Efke PL 25 M 4x5 sheet film in a Jobo 3010 expert drum.

Visit:

http://www.largeformatphotography.info/forum/showthread.php?p=781016#post781016 

Visit here for more info on the 510 Pyro film developing process.


http://pyrostains.blogspot.com/2010/...-blooming.html