Having seen one neg scanned on both a Heidelberg drum scanner and on an Epson, I'd suggest that a 4x5 neg scanned on a high-end drum scanner would deliver ~superb~ results, and that results from an Epson are a few steps below superb.
Shel > [Original Message] > From: Paul Stenquist > My Epson 3200 has a film holder for 4x5, so moire is not a problem. I'm > sure the newer Epsons come similarly equipped. I've scanned 4x5 at 3200 > dpi, and the results are superb.

