Rather than the negatives, I think it's closer to asking the photographer for just the film--before any development is done. With a negative, you've already don

Rather than the negatives, I think it's closer to asking the photographer for just the film--before any development is done. With a negative, you've already done some processing with regards to the timing of the film development (push/pull) that you can arguably accomplish in Lightroom/Aperture/etc. when processing the RAW file.