Originally Posted by Aggie
That is especially the case with Forte - Not so much with Ilford - It can be really unpredictable. But some have no color change at all. Those are the ones I use this technique on. It is in Barry Thornton's book "Edge of Darkness" - I learned a lot from this book. - Be carefull though - you might wind up buying a Rollei - that can be a pretty expensive book!