chachi
Member
i shot 4x5 HP5 at 6400 the other day in a graphic and the only problem was that i tried to do it handheld.  the massive chart only goes to 3200 IIRC so i just added what seemed reasonable.  it pushed the dev time to 26 mins in xtol 1:1.  but the grain is no problem.
				
			
			
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