Frank wrote: > AFAIK, (despite Mr. Robb's protestations to the contrary > - and I acknowledge his expertise in this field, along with > my lack of same <g>), "real" B&W (as opposed to this new-fangled > C41 process B&W stuff) can be pushed or pulled, however it > will affect things like the graininess and contrast of the prints > to some extent, depending on the film you use - some films are > more tolerant of push/pulling than others. I think this hits upon the difficult y in accepting that film pushing increses speed. Seems more like the changes in contrast, grain and such is percieved as a speed gain, where that is not actually the underlying scientific cause.
Bill --------------------------------------------------------- Bill D. Casselberry ; Photography on the Oregon Coast http://www.orednet.org/~bcasselb [EMAIL PROTECTED] ---------------------------------------------------------