Manuscript sets are amazingly good for the money --- look for Caliken's posts for examples of writing w/ them and some photos. Although not a fountain pen, the Pilot Parallel pens get very good reviews from a number of calligraphers I know.
I like Pergamenata parchment, a vegetable-based paper from Italy --- Paper & Ink Arts carries it (no affiliation other than as a very satisfied customer), they also have the Pilot Parallel pens:
http://www.paperinkarts.com/shop.html?targ...&lang=en-usI haven't tried the new lighter weights yet though, and I used it w/ dip pens and mostly hand-mixed sumi ink, YMMV.
William